./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi010.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/rfi010.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 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 --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 12:22:02,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:02,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:03,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:03,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:03,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:03,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:03,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:03,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:03,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:03,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:03,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:03,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:03,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:03,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:03,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:03,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:03,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:03,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:03,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:03,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:03,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:03,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:03,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:03,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:03,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:03,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:03,080 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:03,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:03,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:03,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:03,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:03,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:03,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:03,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:03,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:03,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:03,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:03,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:03,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:03,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:03,099 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:22:03,133 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:03,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:03,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:03,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:03,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:03,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:03,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:03,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:03,137 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:03,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:03,138 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:03,138 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:03,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:22:03,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:03,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:03,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:03,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:03,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:03,140 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:03,140 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:03,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:03,140 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:03,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:03,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:03,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:03,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:03,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:03,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:03,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:03,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:03,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:22:03,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:22:03,142 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:03,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:03,143 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:03,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:03,143 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:03,143 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:03,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:03,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:03,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:03,483 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:03,484 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:03,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi010.i [2023-08-30 12:22:04,605 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:04,841 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:04,842 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi010.i [2023-08-30 12:22:04,855 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e63b427a2/c92b1088cb5a4abd8c7e26111950d4c4/FLAG07318a18d [2023-08-30 12:22:04,871 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e63b427a2/c92b1088cb5a4abd8c7e26111950d4c4 [2023-08-30 12:22:04,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:04,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:04,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:04,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:04,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:04,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:04" (1/1) ... [2023-08-30 12:22:04,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5290a182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:04, skipping insertion in model container [2023-08-30 12:22:04,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:04" (1/1) ... [2023-08-30 12:22:04,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:04,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:05,072 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/rfi010.i[983,996] [2023-08-30 12:22:05,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:05,311 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:05,324 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/rfi010.i[983,996] [2023-08-30 12:22:05,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:05,425 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:05,426 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:05,432 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:05,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05 WrapperNode [2023-08-30 12:22:05,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:05,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:05,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:05,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:05,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,506 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 136 [2023-08-30 12:22:05,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:05,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:05,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:05,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:05,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:05,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:05,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:05,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:05,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (1/1) ... [2023-08-30 12:22:05,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:05,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:05,598 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 12:22:05,622 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 12:22:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:22:05,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:05,638 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:05,638 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:22:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:05,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:05,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:05,640 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 12:22:05,832 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:05,834 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:06,100 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:06,363 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:06,363 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:06,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:06 BoogieIcfgContainer [2023-08-30 12:22:06,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:06,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:06,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:06,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:06,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:04" (1/3) ... [2023-08-30 12:22:06,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d270173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:06, skipping insertion in model container [2023-08-30 12:22:06,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:05" (2/3) ... [2023-08-30 12:22:06,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d270173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:06, skipping insertion in model container [2023-08-30 12:22:06,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:06" (3/3) ... [2023-08-30 12:22:06,377 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi010.i [2023-08-30 12:22:06,385 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:06,393 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:06,393 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:22:06,394 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:06,441 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:06,449 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 12:22:06,455 INFO L158 Benchmark]: Toolchain (without parser) took 1580.14ms. Allocated memory is still 88.1MB. Free memory was 67.5MB in the beginning and 41.0MB in the end (delta: 26.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2023-08-30 12:22:06,456 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:06,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.93ms. Allocated memory is still 88.1MB. Free memory was 67.2MB in the beginning and 65.3MB in the end (delta: 1.9MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-08-30 12:22:06,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.58ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 62.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:06,458 INFO L158 Benchmark]: Boogie Preprocessor took 55.24ms. Allocated memory is still 88.1MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:06,459 INFO L158 Benchmark]: RCFGBuilder took 801.79ms. Allocated memory is still 88.1MB. Free memory was 60.7MB in the beginning and 50.3MB in the end (delta: 10.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-08-30 12:22:06,459 INFO L158 Benchmark]: TraceAbstraction took 86.26ms. Allocated memory is still 88.1MB. Free memory was 49.4MB in the beginning and 41.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 12:22:06,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.93ms. Allocated memory is still 88.1MB. Free memory was 67.2MB in the beginning and 65.3MB in the end (delta: 1.9MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.58ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 62.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.24ms. Allocated memory is still 88.1MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 801.79ms. Allocated memory is still 88.1MB. Free memory was 60.7MB in the beginning and 50.3MB in the end (delta: 10.4MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * TraceAbstraction took 86.26ms. Allocated memory is still 88.1MB. Free memory was 49.4MB in the beginning and 41.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:22:06,493 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/rfi010.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 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 --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 12:22:08,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:22:08,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:22:08,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:22:08,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:22:08,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:22:08,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:22:08,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:22:08,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:22:08,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:22:08,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:22:08,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:22:08,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:22:08,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:22:08,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:22:08,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:22:08,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:22:08,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:22:08,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:22:08,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:22:08,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:22:08,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:22:08,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:22:08,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:22:08,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:22:08,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:22:08,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:22:08,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:22:08,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:22:08,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:22:08,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:22:08,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:22:08,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:22:08,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:22:08,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:22:08,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:22:08,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:22:08,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:22:08,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:22:08,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:22:08,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:22:08,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:22:08,481 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:22:08,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:22:08,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:22:08,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:22:08,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:22:08,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:22:08,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:22:08,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:22:08,484 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:22:08,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:22:08,484 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:22:08,484 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:22:08,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:22:08,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:22:08,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:22:08,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:22:08,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:22:08,485 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:22:08,486 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:22:08,486 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:22:08,486 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:22:08,486 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:22:08,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:22:08,487 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:22:08,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:22:08,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:22:08,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:22:08,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:22:08,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:08,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:22:08,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:22:08,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:22:08,488 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:22:08,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:22:08,489 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:22:08,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:22:08,489 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:22:08,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:22:08,489 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:22:08,490 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:22:08,490 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 582aea72bf150e6792f444cf029a22a25cb033a365b198fc215f246088fb4d39 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:22:08,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:22:08,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:22:08,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:22:08,816 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:22:08,816 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:22:08,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi010.i [2023-08-30 12:22:09,858 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:22:10,090 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:22:10,091 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi010.i [2023-08-30 12:22:10,119 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9162f546d/072d371759d54ab8bc319b1c0afad4ba/FLAG386bb2c60 [2023-08-30 12:22:10,135 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9162f546d/072d371759d54ab8bc319b1c0afad4ba [2023-08-30 12:22:10,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:22:10,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:22:10,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:10,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:22:10,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:22:10,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5327a9c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10, skipping insertion in model container [2023-08-30 12:22:10,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:22:10,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:22:10,329 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/rfi010.i[983,996] [2023-08-30 12:22:10,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:10,571 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:22:10,585 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/rfi010.i[983,996] [2023-08-30 12:22:10,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:22:10,683 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:10,683 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:22:10,689 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:22:10,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10 WrapperNode [2023-08-30 12:22:10,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:22:10,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:10,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:22:10,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:22:10,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,760 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 137 [2023-08-30 12:22:10,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:22:10,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:22:10,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:22:10,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:22:10,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,785 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,823 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:22:10,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:22:10,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:22:10,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:22:10,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (1/1) ... [2023-08-30 12:22:10,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:22:10,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:22:10,867 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 12:22:10,887 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 12:22:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:22:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:22:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:22:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:22:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:22:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:22:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-08-30 12:22:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-08-30 12:22:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-08-30 12:22:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-08-30 12:22:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:22:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:22:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:22:10,904 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 12:22:11,106 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:22:11,109 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:22:11,424 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:22:11,593 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:22:11,593 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:22:11,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:11 BoogieIcfgContainer [2023-08-30 12:22:11,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:22:11,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:22:11,598 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:22:11,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:22:11,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:22:10" (1/3) ... [2023-08-30 12:22:11,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b9b6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:11, skipping insertion in model container [2023-08-30 12:22:11,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:22:10" (2/3) ... [2023-08-30 12:22:11,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10b9b6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:22:11, skipping insertion in model container [2023-08-30 12:22:11,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:22:11" (3/3) ... [2023-08-30 12:22:11,603 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi010.i [2023-08-30 12:22:11,610 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:22:11,618 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:22:11,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-08-30 12:22:11,619 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:22:11,671 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:22:11,677 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 12:22:11,682 INFO L158 Benchmark]: Toolchain (without parser) took 1542.78ms. Allocated memory is still 73.4MB. Free memory was 49.4MB in the beginning and 29.3MB in the end (delta: 20.1MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-08-30 12:22:11,683 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:22:11,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.13ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 41.7MB in the end (delta: 7.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-08-30 12:22:11,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.11ms. Allocated memory is still 73.4MB. Free memory was 41.7MB in the beginning and 38.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:11,684 INFO L158 Benchmark]: Boogie Preprocessor took 71.12ms. Allocated memory is still 73.4MB. Free memory was 38.9MB in the beginning and 36.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:22:11,685 INFO L158 Benchmark]: RCFGBuilder took 759.12ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 40.2MB in the end (delta: -3.4MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-08-30 12:22:11,685 INFO L158 Benchmark]: TraceAbstraction took 83.24ms. Allocated memory is still 73.4MB. Free memory was 39.8MB in the beginning and 29.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 12:22:11,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.13ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 41.7MB in the end (delta: 7.5MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.11ms. Allocated memory is still 73.4MB. Free memory was 41.7MB in the beginning and 38.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.12ms. Allocated memory is still 73.4MB. Free memory was 38.9MB in the beginning and 36.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 759.12ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 40.2MB in the end (delta: -3.4MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * TraceAbstraction took 83.24ms. Allocated memory is still 73.4MB. Free memory was 39.8MB in the beginning and 29.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. 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 12:22:11,720 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