./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.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-divine/ring_2w1r-1.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 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f --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 12:26:57,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:26:57,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:26:57,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:26:57,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:26:57,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:26:57,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:26:57,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:26:57,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:26:57,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:26:57,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:26:57,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:26:57,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:26:57,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:26:57,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:26:57,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:26:57,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:26:57,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:26:57,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:26:57,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:26:57,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:26:57,209 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:26:57,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:26:57,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:26:57,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:26:57,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:26:57,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:26:57,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:26:57,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:26:57,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:26:57,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:26:57,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:26:57,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:26:57,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:26:57,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:26:57,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:26:57,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:26:57,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:26:57,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:26:57,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:26:57,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:26:57,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:26:57,267 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:26:57,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:26:57,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:26:57,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:26:57,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:26:57,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:26:57,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:26:57,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:26:57,270 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:26:57,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:26:57,272 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:26:57,272 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:26:57,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:26:57,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:26:57,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:26:57,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:26:57,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:26:57,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:26:57,273 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:26:57,274 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:26:57,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:26:57,274 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:26:57,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:26:57,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:26:57,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:26:57,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:26:57,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:26:57,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:26:57,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:26:57,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:26:57,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:26:57,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:26:57,277 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:26:57,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:26:57,277 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:26:57,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:26:57,278 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:26:57,278 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:26:57,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:26:57,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:26:57,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:26:57,616 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:26:57,617 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:26:57,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-30 12:26:58,736 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:26:59,012 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:26:59,013 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-30 12:26:59,031 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b0d47294/6485ba649edf42dba16ef742f4ee41cf/FLAGafbf1a5b4 [2023-08-30 12:26:59,053 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b0d47294/6485ba649edf42dba16ef742f4ee41cf [2023-08-30 12:26:59,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:26:59,057 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:26:59,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:26:59,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:26:59,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:26:59,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29337a01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59, skipping insertion in model container [2023-08-30 12:26:59,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:26:59,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:26:59,269 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 12:26:59,491 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-divine/ring_2w1r-1.i[39095,39108] [2023-08-30 12:26:59,493 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-divine/ring_2w1r-1.i[39180,39193] [2023-08-30 12:26:59,493 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-divine/ring_2w1r-1.i[39232,39245] [2023-08-30 12:26:59,562 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-divine/ring_2w1r-1.i[49388,49401] [2023-08-30 12:26:59,564 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-divine/ring_2w1r-1.i[49437,49450] [2023-08-30 12:26:59,567 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-divine/ring_2w1r-1.i[49565,49578] [2023-08-30 12:26:59,569 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-divine/ring_2w1r-1.i[49623,49636] [2023-08-30 12:26:59,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:26:59,587 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:26:59,606 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 12:26:59,628 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-divine/ring_2w1r-1.i[39095,39108] [2023-08-30 12:26:59,643 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-divine/ring_2w1r-1.i[39180,39193] [2023-08-30 12:26:59,643 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-divine/ring_2w1r-1.i[39232,39245] [2023-08-30 12:26:59,652 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-divine/ring_2w1r-1.i[49388,49401] [2023-08-30 12:26:59,658 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-divine/ring_2w1r-1.i[49437,49450] [2023-08-30 12:26:59,662 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-divine/ring_2w1r-1.i[49565,49578] [2023-08-30 12:26:59,663 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-divine/ring_2w1r-1.i[49623,49636] [2023-08-30 12:26:59,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:26:59,733 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:26:59,739 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:26:59,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59 WrapperNode [2023-08-30 12:26:59,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:26:59,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:26:59,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:26:59,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:26:59,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,798 INFO L138 Inliner]: procedures = 310, calls = 70, calls flagged for inlining = 10, calls inlined = 8, statements flattened = 229 [2023-08-30 12:26:59,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:26:59,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:26:59,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:26:59,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:26:59,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,830 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:26:59,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:26:59,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:26:59,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:26:59,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (1/1) ... [2023-08-30 12:26:59,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:26:59,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:26:59,879 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 12:26:59,896 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 12:26:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2023-08-30 12:26:59,922 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2023-08-30 12:26:59,922 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2023-08-30 12:26:59,923 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2023-08-30 12:26:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:26:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:26:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:26:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:26:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:26:59,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:26:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:26:59,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:26:59,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:26:59,926 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 12:27:00,045 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:27:00,047 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:27:00,421 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:27:00,429 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:27:00,429 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 12:27:00,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:00 BoogieIcfgContainer [2023-08-30 12:27:00,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:27:00,433 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:27:00,433 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:27:00,436 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:27:00,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:26:59" (1/3) ... [2023-08-30 12:27:00,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7076f3bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:00, skipping insertion in model container [2023-08-30 12:27:00,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:26:59" (2/3) ... [2023-08-30 12:27:00,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7076f3bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:00, skipping insertion in model container [2023-08-30 12:27:00,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:00" (3/3) ... [2023-08-30 12:27:00,439 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2023-08-30 12:27:00,446 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:27:00,454 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:27:00,454 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-08-30 12:27:00,454 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:27:00,557 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 12:27:00,563 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 12:27:00,567 INFO L158 Benchmark]: Toolchain (without parser) took 1509.56ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 37.9MB in the beginning and 39.5MB in the end (delta: -1.6MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:00,568 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:00,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.77ms. Allocated memory is still 71.3MB. Free memory was 37.8MB in the beginning and 36.6MB in the end (delta: 1.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:00,569 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.99ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 33.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:00,569 INFO L158 Benchmark]: Boogie Preprocessor took 41.23ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 31.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:00,570 INFO L158 Benchmark]: RCFGBuilder took 587.93ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 31.0MB in the beginning and 56.2MB in the end (delta: -25.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-08-30 12:27:00,570 INFO L158 Benchmark]: TraceAbstraction took 132.47ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 39.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 12:27:00,573 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 54.5MB. Free memory is still 32.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.77ms. Allocated memory is still 71.3MB. Free memory was 37.8MB in the beginning and 36.6MB in the end (delta: 1.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.99ms. Allocated memory is still 71.3MB. Free memory was 36.6MB in the beginning and 33.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.23ms. Allocated memory is still 71.3MB. Free memory was 33.4MB in the beginning and 31.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 587.93ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 31.0MB in the beginning and 56.2MB in the end (delta: -25.2MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * TraceAbstraction took 132.47ms. Allocated memory is still 86.0MB. Free memory was 55.4MB in the beginning and 39.5MB in the end (delta: 15.9MB). 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 12:27:00,601 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-divine/ring_2w1r-1.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 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f --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 12:27:02,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:27:02,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:27:02,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:27:02,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:27:02,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:27:02,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:27:02,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:27:02,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:27:02,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:27:02,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:27:02,566 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:27:02,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:27:02,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:27:02,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:27:02,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:27:02,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:27:02,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:27:02,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:27:02,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:27:02,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:27:02,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:27:02,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:27:02,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:27:02,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:27:02,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:27:02,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:27:02,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:27:02,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:27:02,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:27:02,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:27:02,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:27:02,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:27:02,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:27:02,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:27:02,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:27:02,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:27:02,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:27:02,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:27:02,598 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:27:02,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:27:02,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:27:02,625 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:27:02,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:27:02,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:27:02,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:27:02,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:27:02,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:27:02,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:27:02,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:27:02,629 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:27:02,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:27:02,630 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:27:02,630 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:27:02,631 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:27:02,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:27:02,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:27:02,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:27:02,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:27:02,632 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:27:02,632 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:27:02,632 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:27:02,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:27:02,632 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:27:02,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:27:02,633 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:27:02,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:27:02,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:27:02,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:27:02,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:27:02,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:02,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:27:02,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:27:02,634 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:27:02,635 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:27:02,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:27:02,635 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:27:02,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:27:02,635 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:27:02,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:27:02,636 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:27:02,636 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:27:02,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 509c3c8c1895397e4c0d03f6462ad0ca0ed3ce99b40d08b775ab8473dba5ee1f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:27:02,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:27:02,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:27:02,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:27:02,957 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:27:02,957 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:27:02,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-30 12:27:04,087 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:27:04,427 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:27:04,428 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-1.i [2023-08-30 12:27:04,449 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61b482caa/a97b5fe34a804f728619c5bdd6e5bb38/FLAG12911cb18 [2023-08-30 12:27:04,463 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61b482caa/a97b5fe34a804f728619c5bdd6e5bb38 [2023-08-30 12:27:04,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:27:04,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:27:04,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:04,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:27:04,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:27:04,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:04" (1/1) ... [2023-08-30 12:27:04,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f5579a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:04, skipping insertion in model container [2023-08-30 12:27:04,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:27:04" (1/1) ... [2023-08-30 12:27:04,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:27:04,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:27:04,619 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 12:27:04,891 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-divine/ring_2w1r-1.i[39095,39108] [2023-08-30 12:27:04,897 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-divine/ring_2w1r-1.i[39180,39193] [2023-08-30 12:27:04,913 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-divine/ring_2w1r-1.i[39232,39245] [2023-08-30 12:27:04,992 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-divine/ring_2w1r-1.i[49388,49401] [2023-08-30 12:27:04,993 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-divine/ring_2w1r-1.i[49437,49450] [2023-08-30 12:27:04,997 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-divine/ring_2w1r-1.i[49565,49578] [2023-08-30 12:27:04,998 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-divine/ring_2w1r-1.i[49623,49636] [2023-08-30 12:27:05,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:05,018 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:27:05,034 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-30 12:27:05,052 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-divine/ring_2w1r-1.i[39095,39108] [2023-08-30 12:27:05,053 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-divine/ring_2w1r-1.i[39180,39193] [2023-08-30 12:27:05,053 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-divine/ring_2w1r-1.i[39232,39245] [2023-08-30 12:27:05,062 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-divine/ring_2w1r-1.i[49388,49401] [2023-08-30 12:27:05,065 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-divine/ring_2w1r-1.i[49437,49450] [2023-08-30 12:27:05,066 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-divine/ring_2w1r-1.i[49565,49578] [2023-08-30 12:27:05,068 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-divine/ring_2w1r-1.i[49623,49636] [2023-08-30 12:27:05,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:27:05,141 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:27:05,147 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:27:05,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05 WrapperNode [2023-08-30 12:27:05,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:27:05,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:05,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:27:05,149 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:27:05,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,218 INFO L138 Inliner]: procedures = 314, calls = 70, calls flagged for inlining = 10, calls inlined = 8, statements flattened = 229 [2023-08-30 12:27:05,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:27:05,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:27:05,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:27:05,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:27:05,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,272 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:27:05,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:27:05,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:27:05,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:27:05,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (1/1) ... [2023-08-30 12:27:05,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:27:05,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:27:05,321 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 12:27:05,329 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 12:27:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2023-08-30 12:27:05,358 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2023-08-30 12:27:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:27:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2023-08-30 12:27:05,359 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2023-08-30 12:27:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:27:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:27:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:27:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:27:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 12:27:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 12:27:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:27:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:27:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:27:05,362 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 12:27:05,525 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:27:05,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:27:06,016 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:27:06,025 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:27:06,030 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-08-30 12:27:06,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:06 BoogieIcfgContainer [2023-08-30 12:27:06,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:27:06,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:27:06,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:27:06,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:27:06,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:27:04" (1/3) ... [2023-08-30 12:27:06,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12d93612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:06, skipping insertion in model container [2023-08-30 12:27:06,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:27:05" (2/3) ... [2023-08-30 12:27:06,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12d93612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:27:06, skipping insertion in model container [2023-08-30 12:27:06,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:27:06" (3/3) ... [2023-08-30 12:27:06,043 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_2w1r-1.i [2023-08-30 12:27:06,050 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:27:06,059 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:27:06,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 26 error locations. [2023-08-30 12:27:06,060 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:27:06,228 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-30 12:27:06,233 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 12:27:06,239 INFO L158 Benchmark]: Toolchain (without parser) took 1772.23ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.0MB in the beginning and 42.9MB in the end (delta: 2.1MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2023-08-30 12:27:06,240 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:27:06,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 681.16ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 42.1MB in the end (delta: 2.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-08-30 12:27:06,242 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.18ms. Allocated memory is still 69.2MB. Free memory was 42.1MB in the beginning and 38.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:27:06,243 INFO L158 Benchmark]: Boogie Preprocessor took 68.57ms. Allocated memory is still 69.2MB. Free memory was 38.8MB in the beginning and 35.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:27:06,244 INFO L158 Benchmark]: RCFGBuilder took 745.23ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.8MB in the beginning and 39.9MB in the end (delta: -4.0MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2023-08-30 12:27:06,244 INFO L158 Benchmark]: TraceAbstraction took 201.85ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 42.9MB in the end (delta: -3.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-08-30 12:27:06,252 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 681.16ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 42.1MB in the end (delta: 2.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.18ms. Allocated memory is still 69.2MB. Free memory was 42.1MB in the beginning and 38.8MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.57ms. Allocated memory is still 69.2MB. Free memory was 38.8MB in the beginning and 35.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 745.23ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 35.8MB in the beginning and 39.9MB in the end (delta: -4.0MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * TraceAbstraction took 201.85ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 42.9MB in the end (delta: -3.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:27:06,277 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE