./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/Problem18_label04.c -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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:51,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:51,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:51,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:51,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:51,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:51,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:51,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:51,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:51,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:51,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:51,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:51,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:51,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:51,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:51,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:51,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:51,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:51,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:51,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:51,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:51,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:51,900 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:51,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:51,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:51,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:51,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:51,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:51,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:51,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:51,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:51,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:51,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:51,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:51,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:51,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:51,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:51,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:51,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:51,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:51,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:51,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:51,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:51,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:51,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:51,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:51,992 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:51,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:51,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:51,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:51,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:51,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:51,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:51,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:51,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:52,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:52,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:52,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:52,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:52,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:52,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:52,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:52,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:52,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:52,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:52,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:52,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:52,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:52,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:52,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:52,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:52,011 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-24 20:56:52,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:52,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:52,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:52,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:52,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:52,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-24 20:56:52,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6088854/b7f6146dc43b44b5ab55e06917a1aaf3/FLAG9b45d1d9a [2019-11-24 20:56:54,490 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:54,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-24 20:56:54,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6088854/b7f6146dc43b44b5ab55e06917a1aaf3/FLAG9b45d1d9a [2019-11-24 20:56:54,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6088854/b7f6146dc43b44b5ab55e06917a1aaf3 [2019-11-24 20:56:54,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:54,615 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:54,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:54,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:54,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:54,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:54" (1/1) ... [2019-11-24 20:56:54,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:54, skipping insertion in model container [2019-11-24 20:56:54,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:54" (1/1) ... [2019-11-24 20:56:54,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:54,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:57,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:57,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:58,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:58,869 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:58,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58 WrapperNode [2019-11-24 20:56:58,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:58,872 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:58,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:58,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:58,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:59,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:59,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:59,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:59,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,528 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:00,000 INFO L168 Benchmark]: Toolchain (without parser) took 5381.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 804.7 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,002 INFO L168 Benchmark]: CDTParser took 2.99 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:57:00,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4254.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 534.44 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,014 INFO L168 Benchmark]: Boogie Preprocessor took 583.23 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:00,025 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.99 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4254.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 534.44 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 583.23 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:03,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:03,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:03,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:03,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:03,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:03,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:03,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:03,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:03,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:03,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:04,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:04,004 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:04,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:04,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:04,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:04,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:04,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:04,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:04,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:04,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:04,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:04,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:04,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:04,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:04,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:04,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:04,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:04,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:04,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:04,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:04,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:04,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:04,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:04,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:04,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:04,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:04,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:04,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:04,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:04,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:04,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:04,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:04,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:04,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:04,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:04,170 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:04,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:04,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:04,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:04,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:04,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:04,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:04,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:04,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:04,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:04,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:04,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:04,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:04,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:04,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:04,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:04,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:04,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:04,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:04,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:04,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:04,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:04,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:04,182 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:04,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:04,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:04,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:04,187 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-24 20:57:04,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:04,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:04,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:04,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:04,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:04,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-24 20:57:04,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ac5284b/6cd16a559f4f4b6ab8949367e25d2ab8/FLAGd44da2f72 [2019-11-24 20:57:06,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:06,634 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-24 20:57:06,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ac5284b/6cd16a559f4f4b6ab8949367e25d2ab8/FLAGd44da2f72 [2019-11-24 20:57:06,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ac5284b/6cd16a559f4f4b6ab8949367e25d2ab8 [2019-11-24 20:57:06,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:06,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:06,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:06,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:06,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:06,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:06,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:06, skipping insertion in model container [2019-11-24 20:57:06,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:06" (1/1) ... [2019-11-24 20:57:06,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:07,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:09,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:09,476 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:10,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:10,826 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:10,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10 WrapperNode [2019-11-24 20:57:10,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:10,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:10,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:10,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:10,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:10,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:11,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:11,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:11,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:11,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:10" (1/1) ... [2019-11-24 20:57:11,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:11,686 INFO L168 Benchmark]: Toolchain (without parser) took 4932.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:11,687 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. [2019-11-24 20:57:11,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4078.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:11,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 413.75 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:11,697 INFO L168 Benchmark]: Boogie Preprocessor took 431.96 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:11,707 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 4078.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 413.75 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.96 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...