./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem12_label14.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 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label14.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 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:16,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:16,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:16,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:16,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:16,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:16,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:16,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:16,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:16,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:16,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:16,943 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:16,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:16,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:16,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:16,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:16,964 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:16,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:16,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:16,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:16,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:16,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:16,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:16,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:17,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:17,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:17,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:17,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:17,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:17,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:17,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:17,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:17,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:17,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:17,030 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:17,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:17,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:17,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:17,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:17,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:17,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:17,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:17,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:17,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:17,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:17,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:17,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:17,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:17,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:17,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:17,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:17,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:17,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:17,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:17,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:17,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:17,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:17,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:17,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:17,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:17,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:17,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:17,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:17,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:17,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:17,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:17,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:17,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:17,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:17,104 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:17,106 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 -> 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 [2019-11-26 16:46:17,675 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:17,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:17,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:17,715 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:17,719 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:17,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-26 16:46:17,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42f20ae2/8862fa6acf2f444183cefe3ae698cf6e/FLAG7f190d516 [2019-11-26 16:46:19,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:19,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-26 16:46:19,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42f20ae2/8862fa6acf2f444183cefe3ae698cf6e/FLAG7f190d516 [2019-11-26 16:46:19,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a42f20ae2/8862fa6acf2f444183cefe3ae698cf6e [2019-11-26 16:46:19,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:19,800 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:19,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:19,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:19,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:19,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19, skipping insertion in model container [2019-11-26 16:46:19,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:20,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:23,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:23,101 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:24,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:24,685 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:24,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24 WrapperNode [2019-11-26 16:46:24,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:24,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:24,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:24,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:24,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:24,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:25,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:25,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:25,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:25,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:25,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:25,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:25,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:25,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:26,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:26,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:26,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:24" (1/1) ... [2019-11-26 16:46:26,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:26,941 INFO L168 Benchmark]: Toolchain (without parser) took 7134.11 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 914.8 MB in the end (delta: 35.4 MB). Peak memory consumption was 316.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:26,942 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 16:46:26,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4888.44 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:26,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 871.36 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:26,952 INFO L168 Benchmark]: Boogie Preprocessor took 1365.53 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 914.8 MB in the end (delta: -162.7 MB). Peak memory consumption was 118.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:26,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4888.44 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 871.36 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1365.53 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 914.8 MB in the end (delta: -162.7 MB). Peak memory consumption was 118.1 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 0.1.24-025d5a2 [2019-11-26 16:46:30,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:30,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:30,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:30,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:30,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:30,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:30,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:30,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:30,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:30,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:30,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:30,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:30,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:30,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:30,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:30,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:31,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:31,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:31,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:31,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:31,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:31,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:31,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:31,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:31,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:31,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:31,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:31,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:31,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:31,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:31,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:31,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:31,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:31,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:31,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:31,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:31,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:31,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:31,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:31,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:31,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:31,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:31,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:31,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:31,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:31,133 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:31,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:31,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:31,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:31,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:31,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:31,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:31,141 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:31,141 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:31,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:31,143 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:31,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:31,143 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:31,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:31,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:31,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:31,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:31,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:31,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:31,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:31,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:31,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:31,150 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:31,152 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:31,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:31,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:31,154 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 -> 8ee2ab93ace634146447ec58161f9e1f6fa66ae5 [2019-11-26 16:46:31,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:31,799 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:31,805 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:31,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:31,812 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:31,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-26 16:46:31,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d017ebcc/8b00770aa18e47219faef53cc29f45a7/FLAG51fec314e [2019-11-26 16:46:33,650 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:33,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label14.c [2019-11-26 16:46:33,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d017ebcc/8b00770aa18e47219faef53cc29f45a7/FLAG51fec314e [2019-11-26 16:46:33,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d017ebcc/8b00770aa18e47219faef53cc29f45a7 [2019-11-26 16:46:33,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:33,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:33,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:33,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:33,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:33,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:33,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:33, skipping insertion in model container [2019-11-26 16:46:33,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:33" (1/1) ... [2019-11-26 16:46:33,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:34,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:37,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:37,730 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:39,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:39,459 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:39,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39 WrapperNode [2019-11-26 16:46:39,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:39,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:39,465 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:39,465 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:39,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:40,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:40,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:40,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:40,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:40,925 INFO L168 Benchmark]: Toolchain (without parser) took 7146.03 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 935.6 MB in the end (delta: 20.4 MB). Peak memory consumption was 290.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,925 INFO L168 Benchmark]: CDTParser took 2.92 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. [2019-11-26 16:46:40,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5682.83 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 629.14 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 734.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,932 INFO L168 Benchmark]: Boogie Preprocessor took 825.68 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 935.6 MB in the end (delta: -200.7 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.92 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 5682.83 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 775.0 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 629.14 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 734.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 825.68 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 935.6 MB in the end (delta: -200.7 MB). Peak memory consumption was 68.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...