./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/goblint-regression/09-regions_22-nocollapse.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/goblint-regression/09-regions_22-nocollapse.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 a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df --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 12:27:52,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:27:52,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:27:52,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:27:52,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:27:52,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:27:52,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:27:52,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:27:52,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:27:52,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:27:52,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:27:52,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:27:52,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:27:52,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:27:52,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:27:52,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:27:52,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:27:52,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:27:52,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:27:52,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:27:52,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:27:52,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:27:52,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:27:52,134 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:27:52,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:27:52,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:27:52,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:27:52,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:27:52,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:27:52,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:27:52,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:27:52,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:27:52,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:27:52,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:27:52,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:27:52,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:27:52,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:27:52,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:27:52,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:27:52,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:27:52,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:27:52,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:27:52,169 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:27:52,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:27:52,170 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:27:52,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:27:52,171 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:27:52,171 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:27:52,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:27:52,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:27:52,173 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:27:52,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:27:52,173 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:27:52,174 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:27:52,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:27:52,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:27:52,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:27:52,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:27:52,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:27:52,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:27:52,175 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:27:52,175 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:27:52,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:27:52,175 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:27:52,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:27:52,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:27:52,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:27:52,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:27:52,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:52,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:27:52,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:27:52,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:27:52,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:27:52,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:27:52,177 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:27:52,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:27:52,177 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:27:52,177 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:27:52,178 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:27:52,178 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:27:52,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:27:52,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:27:52,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:27:52,395 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:27:52,395 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:27:52,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_22-nocollapse.i [2023-08-30 12:27:53,283 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:27:53,528 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:27:53,529 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_22-nocollapse.i [2023-08-30 12:27:53,542 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a816d7bd/46848b4a5a974dd5b8f655de88e57dcb/FLAG4801ff5f6 [2023-08-30 12:27:53,558 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a816d7bd/46848b4a5a974dd5b8f655de88e57dcb [2023-08-30 12:27:53,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:27:53,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:27:53,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:53,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:27:53,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:27:53,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:53" (1/1) ... [2023-08-30 12:27:53,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a8254a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:53, skipping insertion in model container [2023-08-30 12:27:53,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:53" (1/1) ... [2023-08-30 12:27:53,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:27:53,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:53,905 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,906 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,907 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,907 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:53,952 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:27:53,986 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,986 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,986 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:53,987 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:54,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:54,055 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:27:54,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54 WrapperNode [2023-08-30 12:27:54,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:54,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:54,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:27:54,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:27:54,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,091 INFO L138 Inliner]: procedures = 272, calls = 35, calls flagged for inlining = 9, calls inlined = 8, statements flattened = 139 [2023-08-30 12:27:54,091 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:54,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:27:54,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:27:54,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:27:54,097 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,113 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:27:54,116 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:27:54,116 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:27:54,116 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:27:54,117 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (1/1) ... [2023-08-30 12:27:54,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:54,129 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:27:54,137 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 12:27:54,155 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 12:27:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-08-30 12:27:54,168 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-08-30 12:27:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:27:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:27:54,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:27:54,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:27:54,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:27:54,170 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 12:27:54,311 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:27:54,312 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:27:54,480 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:27:54,485 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:27:54,485 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 12:27:54,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:54 BoogieIcfgContainer [2023-08-30 12:27:54,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:27:54,489 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:27:54,489 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:27:54,491 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:27:54,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:27:53" (1/3) ... [2023-08-30 12:27:54,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f19540d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:54, skipping insertion in model container [2023-08-30 12:27:54,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:54" (2/3) ... [2023-08-30 12:27:54,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f19540d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:54, skipping insertion in model container [2023-08-30 12:27:54,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:54" (3/3) ... [2023-08-30 12:27:54,493 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_22-nocollapse.i [2023-08-30 12:27:54,498 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:27:54,522 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:27:54,522 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-08-30 12:27:54,522 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:27:54,595 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:27:54,599 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:27:54,602 INFO L158 Benchmark]: Toolchain (without parser) took 1040.74ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 60.2MB in the end (delta: 11.6MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-08-30 12:27:54,602 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:54,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.46ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 67.0MB in the end (delta: 4.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:54,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.52ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 64.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:54,604 INFO L158 Benchmark]: Boogie Preprocessor took 24.17ms. Allocated memory is still 96.5MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:54,604 INFO L158 Benchmark]: RCFGBuilder took 371.79ms. Allocated memory is still 96.5MB. Free memory was 62.0MB in the beginning and 42.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-08-30 12:27:54,604 INFO L158 Benchmark]: TraceAbstraction took 112.04ms. Allocated memory is still 96.5MB. Free memory was 41.4MB in the beginning and 60.2MB in the end (delta: -18.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-08-30 12:27:54,606 INFO L339 ainManager$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 65.0MB. Free memory is still 42.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.46ms. Allocated memory is still 96.5MB. Free memory was 71.5MB in the beginning and 67.0MB in the end (delta: 4.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.52ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 64.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.17ms. Allocated memory is still 96.5MB. Free memory was 64.1MB in the beginning and 62.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 371.79ms. Allocated memory is still 96.5MB. Free memory was 62.0MB in the beginning and 42.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 112.04ms. Allocated memory is still 96.5MB. Free memory was 41.4MB in the beginning and 60.2MB in the end (delta: -18.7MB). Peak memory consumption was 5.3MB. 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 12:27:54,620 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/goblint-regression/09-regions_22-nocollapse.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 a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df --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 12:27:56,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:27:56,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:27:56,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:27:56,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:27:56,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:27:56,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:27:56,116 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:27:56,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:27:56,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:27:56,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:27:56,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:27:56,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:27:56,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:27:56,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:27:56,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:27:56,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:27:56,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:27:56,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:27:56,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:27:56,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:27:56,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:27:56,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:27:56,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:27:56,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:27:56,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:27:56,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:27:56,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:27:56,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:27:56,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:27:56,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:27:56,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:27:56,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:27:56,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:27:56,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:27:56,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:27:56,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:27:56,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:27:56,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:27:56,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:27:56,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:27:56,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:27:56,174 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:27:56,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:27:56,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:27:56,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:27:56,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:27:56,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:27:56,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:27:56,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:27:56,177 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:27:56,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:27:56,177 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:27:56,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:27:56,178 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:27:56,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:27:56,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:27:56,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:27:56,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:56,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:27:56,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:27:56,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:27:56,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:27:56,181 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:27:56,181 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0270befea30c9963adb19613f3074c8c29d9100e1f0592dc0c89cf3d3dda0df Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:27:56,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:27:56,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:27:56,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:27:56,449 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:27:56,449 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:27:56,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_22-nocollapse.i [2023-08-30 12:27:57,386 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:27:57,632 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:27:57,640 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_22-nocollapse.i [2023-08-30 12:27:57,658 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581919017/24556a62147a4b2a9f77c59cc23e6964/FLAGb1d77a7a6 [2023-08-30 12:27:57,666 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581919017/24556a62147a4b2a9f77c59cc23e6964 [2023-08-30 12:27:57,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:27:57,669 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:27:57,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:57,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:27:57,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:27:57,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:57" (1/1) ... [2023-08-30 12:27:57,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f02cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:57, skipping insertion in model container [2023-08-30 12:27:57,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:57" (1/1) ... [2023-08-30 12:27:57,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:27:57,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:57,953 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:57,954 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:57,956 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:57,957 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:57,983 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:58,002 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:27:58,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:58,040 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,040 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,040 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,041 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:58,064 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:27:58,092 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,093 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,093 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,093 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-30 12:27:58,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:58,154 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:27:58,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58 WrapperNode [2023-08-30 12:27:58,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:58,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:58,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:27:58,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:27:58,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,192 INFO L138 Inliner]: procedures = 275, calls = 35, calls flagged for inlining = 9, calls inlined = 8, statements flattened = 138 [2023-08-30 12:27:58,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:58,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:27:58,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:27:58,193 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:27:58,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:27:58,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:27:58,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:27:58,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:27:58,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (1/1) ... [2023-08-30 12:27:58,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:58,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:27:58,246 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 12:27:58,262 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 12:27:58,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-08-30 12:27:58,269 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-30 12:27:58,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:27:58,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:27:58,270 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 12:27:58,401 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:27:58,403 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:27:58,897 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:27:58,902 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:27:58,902 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-30 12:27:58,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:58 BoogieIcfgContainer [2023-08-30 12:27:58,904 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:27:58,905 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:27:58,905 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:27:58,907 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:27:58,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:27:57" (1/3) ... [2023-08-30 12:27:58,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22074b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:58, skipping insertion in model container [2023-08-30 12:27:58,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:58" (2/3) ... [2023-08-30 12:27:58,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22074b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:58, skipping insertion in model container [2023-08-30 12:27:58,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:58" (3/3) ... [2023-08-30 12:27:58,909 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_22-nocollapse.i [2023-08-30 12:27:58,914 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:27:58,919 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:27:58,920 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-08-30 12:27:58,920 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:27:59,001 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 12:27:59,006 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 12:27:59,009 INFO L158 Benchmark]: Toolchain (without parser) took 1339.27ms. Allocated memory is still 86.0MB. Free memory was 61.6MB in the beginning and 32.3MB in the end (delta: 29.3MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:59,009 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:59,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.80ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 46.5MB in the end (delta: 14.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-08-30 12:27:59,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.79ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 43.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:59,011 INFO L158 Benchmark]: Boogie Preprocessor took 23.42ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 41.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:59,011 INFO L158 Benchmark]: RCFGBuilder took 686.70ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 49.0MB in the end (delta: -8.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:27:59,012 INFO L158 Benchmark]: TraceAbstraction took 102.89ms. Allocated memory is still 86.0MB. Free memory was 48.5MB in the beginning and 32.3MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:27:59,015 INFO L339 ainManager$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 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.80ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 46.5MB in the end (delta: 14.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.79ms. Allocated memory is still 86.0MB. Free memory was 46.5MB in the beginning and 43.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.42ms. Allocated memory is still 86.0MB. Free memory was 43.9MB in the beginning and 41.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.70ms. Allocated memory is still 86.0MB. Free memory was 40.9MB in the beginning and 49.0MB in the end (delta: -8.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 102.89ms. Allocated memory is still 86.0MB. Free memory was 48.5MB in the beginning and 32.3MB in the end (delta: 16.2MB). 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 12:27:59,040 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