./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label25.c -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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31d3d4156db558411781e72ed5409a47ee7a6bec ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:01:07,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:01:07,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:01:07,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:01:07,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:01:07,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:01:07,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:01:07,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:01:07,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:01:07,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:01:07,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:01:07,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:01:07,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:01:07,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:01:07,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:01:07,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:01:07,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:01:07,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:01:07,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:01:07,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:01:07,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:01:07,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:01:07,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:01:07,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:01:07,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:01:07,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:01:07,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:01:07,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:01:07,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:01:07,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:01:07,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:01:07,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:01:07,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:01:07,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:01:07,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:01:07,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:01:07,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:01:07,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:01:07,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:01:07,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:01:07,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:01:07,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:01:07,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:01:07,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:01:07,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:01:07,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:01:07,693 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:01:07,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:01:07,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:01:07,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:01:07,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:01:07,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:01:07,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:01:07,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:01:07,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:01:07,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:01:07,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:01:07,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:01:07,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:01:07,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:01:07,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:01:07,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:01:07,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:01:07,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:01:07,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:01:07,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:01:07,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:01:07,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:01:07,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:01:07,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:01:07,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> 31d3d4156db558411781e72ed5409a47ee7a6bec [2019-11-16 21:01:08,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:01:08,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:01:08,287 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:01:08,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:01:08,295 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:01:08,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-16 21:01:08,451 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68558f812/227711f1f90149198d1d80a076d0801f/FLAGd404ab76d [2019-11-16 21:01:09,908 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:01:09,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label25.c [2019-11-16 21:01:09,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68558f812/227711f1f90149198d1d80a076d0801f/FLAGd404ab76d [2019-11-16 21:01:10,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68558f812/227711f1f90149198d1d80a076d0801f [2019-11-16 21:01:10,261 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:01:10,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:01:10,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:01:10,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:01:10,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:01:10,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:01:10" (1/1) ... [2019-11-16 21:01:10,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418eff63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:10, skipping insertion in model container [2019-11-16 21:01:10,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:01:10" (1/1) ... [2019-11-16 21:01:10,313 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:01:10,483 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:01:11,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:01:11,986 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:01:12,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:01:12,557 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:01:12,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12 WrapperNode [2019-11-16 21:01:12,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:01:12,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:01:12,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:01:12,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:01:12,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:12,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:12,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:01:12,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:01:12,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:01:12,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:01:12,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:12,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:12,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:12,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:12,955 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:13,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:13,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:01:12" (1/1) ... [2019-11-16 21:01:13,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:01:13,073 INFO L168 Benchmark]: Toolchain (without parser) took 2801.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.4 MB in the end (delta: 45.1 MB). Peak memory consumption was 45.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:01:13,074 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 21:01:13,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2289.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.4 MB in the end (delta: 22.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:01:13,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 262.37 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 920.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-16 21:01:13,085 INFO L168 Benchmark]: Boogie Preprocessor took 241.35 ms. Allocated memory is still 1.0 GB. Free memory was 920.8 MB in the beginning and 909.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:01:13,096 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2289.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.4 MB in the end (delta: 22.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 262.37 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 920.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.35 ms. Allocated memory is still 1.0 GB. Free memory was 920.8 MB in the beginning and 909.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...