./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/36-apron_17-traces-rpb-litmus_unknown_1_pos.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dfa09ef2a9611ca17b7987ae6667bf9c5dfecc9a3d2f86327d9d054dda20e42c --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 22:31:53,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:31:53,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:31:53,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:31:53,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:31:53,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:31:53,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:31:53,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:31:53,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:31:53,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:31:53,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:31:53,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:31:53,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:31:53,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:31:53,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:31:53,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:31:53,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:31:53,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:31:53,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:31:53,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:31:53,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:31:53,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:31:53,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:31:53,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:31:53,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:31:53,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:31:53,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:31:53,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:31:53,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:31:53,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:31:53,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:31:53,775 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:31:53,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:31:53,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:31:53,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:31:53,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:31:53,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:31:53,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:31:53,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:31:53,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:31:53,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:31:53,782 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:31:53,816 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:31:53,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:31:53,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:31:53,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:31:53,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:31:53,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:31:53,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:31:53,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:31:53,819 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:31:53,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:31:53,820 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:31:53,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:31:53,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:31:53,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:31:53,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:31:53,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:31:53,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:31:53,821 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:31:53,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:31:53,822 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:31:53,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:31:53,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:31:53,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:31:53,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:31:53,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:53,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:31:53,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:31:53,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:31:53,824 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:31:53,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:31:53,824 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:31:53,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:31:53,825 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:31:53,825 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:31:53,825 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:31:53,825 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa09ef2a9611ca17b7987ae6667bf9c5dfecc9a3d2f86327d9d054dda20e42c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:31:54,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:31:54,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:31:54,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:31:54,152 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:31:54,152 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:31:54,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2023-08-30 22:31:55,361 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:31:55,568 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:31:55,569 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2023-08-30 22:31:55,590 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca6b07bb5/fe2f9e3fa91740d9ada950ae28f4c0bf/FLAG128a86beb [2023-08-30 22:31:55,924 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca6b07bb5/fe2f9e3fa91740d9ada950ae28f4c0bf [2023-08-30 22:31:55,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:31:55,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:31:55,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:55,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:31:55,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:31:55,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:55" (1/1) ... [2023-08-30 22:31:55,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea54345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:55, skipping insertion in model container [2023-08-30 22:31:55,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:31:55" (1/1) ... [2023-08-30 22:31:55,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:31:55,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:31:56,090 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i[1098,1111] [2023-08-30 22:31:56,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:56,232 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:31:56,244 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i[1098,1111] [2023-08-30 22:31:56,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:31:56,339 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:31:56,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56 WrapperNode [2023-08-30 22:31:56,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:31:56,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:56,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:31:56,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:31:56,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,396 INFO L138 Inliner]: procedures = 163, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-08-30 22:31:56,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:31:56,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:31:56,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:31:56,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:31:56,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,431 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:31:56,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:31:56,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:31:56,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:31:56,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (1/1) ... [2023-08-30 22:31:56,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:31:56,474 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 22:31:56,495 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 22:31:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:31:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:31:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:31:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:31:56,510 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:31:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:31:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:31:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:31:56,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:31:56,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:31:56,512 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 22:31:56,645 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:31:56,646 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:31:56,781 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:31:56,787 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:31:56,787 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:31:56,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:56 BoogieIcfgContainer [2023-08-30 22:31:56,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:31:56,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:31:56,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:31:56,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:31:56,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:31:55" (1/3) ... [2023-08-30 22:31:56,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508eff69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:56, skipping insertion in model container [2023-08-30 22:31:56,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:31:56" (2/3) ... [2023-08-30 22:31:56,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@508eff69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:31:56, skipping insertion in model container [2023-08-30 22:31:56,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:31:56" (3/3) ... [2023-08-30 22:31:56,796 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2023-08-30 22:31:56,803 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:31:56,811 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:31:56,811 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:31:56,811 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:31:56,851 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:31:56,857 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 22:31:56,861 INFO L158 Benchmark]: Toolchain (without parser) took 932.82ms. Allocated memory is still 77.6MB. Free memory was 53.2MB in the beginning and 29.9MB in the end (delta: 23.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-08-30 22:31:56,861 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:31:56,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.80ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 52.0MB in the end (delta: 942.4kB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-08-30 22:31:56,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.72ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 50.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:31:56,863 INFO L158 Benchmark]: Boogie Preprocessor took 43.94ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:31:56,863 INFO L158 Benchmark]: RCFGBuilder took 347.11ms. Allocated memory is still 77.6MB. Free memory was 48.8MB in the beginning and 36.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:31:56,864 INFO L158 Benchmark]: TraceAbstraction took 68.82ms. Allocated memory is still 77.6MB. Free memory was 35.3MB in the beginning and 29.9MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 22:31:56,866 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 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.80ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 52.0MB in the end (delta: 942.4kB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.72ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 50.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.94ms. Allocated memory is still 77.6MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 347.11ms. Allocated memory is still 77.6MB. Free memory was 48.8MB in the beginning and 36.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 68.82ms. Allocated memory is still 77.6MB. Free memory was 35.3MB in the beginning and 29.9MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. 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 22:31:56,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dfa09ef2a9611ca17b7987ae6667bf9c5dfecc9a3d2f86327d9d054dda20e42c --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 22:31:58,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:31:58,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:31:58,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:31:58,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:31:58,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:31:58,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:31:58,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:31:58,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:31:58,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:31:58,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:31:58,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:31:58,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:31:58,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:31:58,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:31:58,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:31:58,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:31:58,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:31:58,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:31:58,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:31:58,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:31:58,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:31:58,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:31:58,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:31:58,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:31:58,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:31:58,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:31:58,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:31:58,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:31:58,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:31:58,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:31:58,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:31:58,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:31:58,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:31:58,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:31:58,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:31:58,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:31:58,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:31:58,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:31:58,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:31:58,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:31:58,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:31:58,924 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:31:58,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:31:58,925 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:31:58,926 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:31:58,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:31:58,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:31:58,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:31:58,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:31:58,927 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:31:58,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:31:58,928 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:31:58,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:31:58,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:31:58,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:31:58,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:31:58,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:31:58,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:31:58,930 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:31:58,930 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:31:58,930 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:31:58,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:31:58,930 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:31:58,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:31:58,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:31:58,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:31:58,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:31:58,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:31:58,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:31:58,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:31:58,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:31:58,932 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:31:58,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:31:58,932 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:31:58,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:31:58,933 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:31:58,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:31:58,933 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:31:58,933 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:31:58,933 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfa09ef2a9611ca17b7987ae6667bf9c5dfecc9a3d2f86327d9d054dda20e42c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:31:59,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:31:59,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:31:59,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:31:59,278 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:31:59,278 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:31:59,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2023-08-30 22:32:00,449 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:32:00,687 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:32:00,687 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2023-08-30 22:32:00,709 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfcce72d6/4be5d8ab3fe94cb2a084a2751fbd4fcf/FLAG1f56c5d23 [2023-08-30 22:32:00,728 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfcce72d6/4be5d8ab3fe94cb2a084a2751fbd4fcf [2023-08-30 22:32:00,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:32:00,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:32:00,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:32:00,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:32:00,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:32:00,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:32:00" (1/1) ... [2023-08-30 22:32:00,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c06364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:00, skipping insertion in model container [2023-08-30 22:32:00,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:32:00" (1/1) ... [2023-08-30 22:32:00,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:32:00,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:32:00,973 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i[1098,1111] [2023-08-30 22:32:01,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:32:01,149 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:32:01,163 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i[1098,1111] [2023-08-30 22:32:01,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:32:01,239 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:32:01,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01 WrapperNode [2023-08-30 22:32:01,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:32:01,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:32:01,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:32:01,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:32:01,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,281 INFO L138 Inliner]: procedures = 167, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-08-30 22:32:01,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:32:01,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:32:01,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:32:01,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:32:01,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,327 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:32:01,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:32:01,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:32:01,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:32:01,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (1/1) ... [2023-08-30 22:32:01,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:32:01,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:32:01,373 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 22:32:01,375 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 22:32:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 22:32:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:32:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:32:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 22:32:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 22:32:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:32:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:32:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:32:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 22:32:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:32:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:32:01,408 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 22:32:01,513 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:32:01,515 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:32:01,706 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:32:01,712 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:32:01,712 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:32:01,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:32:01 BoogieIcfgContainer [2023-08-30 22:32:01,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:32:01,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:32:01,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:32:01,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:32:01,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:32:00" (1/3) ... [2023-08-30 22:32:01,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a1e5f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:32:01, skipping insertion in model container [2023-08-30 22:32:01,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:32:01" (2/3) ... [2023-08-30 22:32:01,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a1e5f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:32:01, skipping insertion in model container [2023-08-30 22:32:01,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:32:01" (3/3) ... [2023-08-30 22:32:01,734 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2023-08-30 22:32:01,741 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:32:01,748 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:32:01,749 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:32:01,749 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:32:01,798 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-08-30 22:32:01,804 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 22:32:01,808 INFO L158 Benchmark]: Toolchain (without parser) took 1074.98ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 32.9MB in the beginning and 48.7MB in the end (delta: -15.8MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-08-30 22:32:01,809 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 47.7MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:32:01,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.03ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 32.7MB in the beginning and 50.8MB in the end (delta: -18.1MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-08-30 22:32:01,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.97ms. Allocated memory is still 88.1MB. Free memory was 50.8MB in the beginning and 48.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:32:01,810 INFO L158 Benchmark]: Boogie Preprocessor took 57.98ms. Allocated memory is still 88.1MB. Free memory was 48.7MB in the beginning and 46.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:32:01,811 INFO L158 Benchmark]: RCFGBuilder took 372.32ms. Allocated memory is still 88.1MB. Free memory was 46.9MB in the beginning and 55.9MB in the end (delta: -9.0MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-08-30 22:32:01,812 INFO L158 Benchmark]: TraceAbstraction took 90.45ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 48.7MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 22:32:01,815 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory was 47.7MB in the beginning and 47.7MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.03ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 32.7MB in the beginning and 50.8MB in the end (delta: -18.1MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.97ms. Allocated memory is still 88.1MB. Free memory was 50.8MB in the beginning and 48.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.98ms. Allocated memory is still 88.1MB. Free memory was 48.7MB in the beginning and 46.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 372.32ms. Allocated memory is still 88.1MB. Free memory was 46.9MB in the beginning and 55.9MB in the end (delta: -9.0MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * TraceAbstraction took 90.45ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 48.7MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. 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 22:32:01,833 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