./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label37.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/Problem06_label37.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 f2cfba7b7061c9c0c6ec062f8d6b4785065a03af ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label37.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 f2cfba7b7061c9c0c6ec062f8d6b4785065a03af ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:53,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:53,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:53,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:53,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:53,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:53,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:53,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:53,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:53,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:53,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:53,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:53,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:53,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:53,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:53,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:53,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:53,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:53,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:53,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:53,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:53,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:53,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:53,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:53,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:53,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:53,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:53,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:53,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:53,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:53,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:53,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:53,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:53,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:53,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:53,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:53,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:53,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:53,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:53,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:53,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:53,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:53,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:53,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:53,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:53,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:53,959 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:53,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:53,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:53,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:53,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:53,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:53,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:53,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:53,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:53,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:53,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:53,967 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:53,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:53,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:53,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:53,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:53,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:53,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:53,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:53,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:53,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:53,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:53,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:53,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:53,976 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 -> f2cfba7b7061c9c0c6ec062f8d6b4785065a03af [2019-11-26 16:37:54,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:54,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:54,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:54,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:54,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:54,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2019-11-26 16:37:54,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6daedf272/cfe11ad5d8d740dbb34c39713f0584b3/FLAG0777a1470 [2019-11-26 16:37:56,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:56,830 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2019-11-26 16:37:56,950 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6daedf272/cfe11ad5d8d740dbb34c39713f0584b3/FLAG0777a1470 [2019-11-26 16:37:56,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6daedf272/cfe11ad5d8d740dbb34c39713f0584b3 [2019-11-26 16:37:56,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:56,999 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:57,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:57,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:57,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:57,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:56" (1/1) ... [2019-11-26 16:37:57,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:57, skipping insertion in model container [2019-11-26 16:37:57,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:56" (1/1) ... [2019-11-26 16:37:57,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:57,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:01,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:01,980 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:04,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:05,091 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:05,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05 WrapperNode [2019-11-26 16:38:05,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:05,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:05,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:05,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:05,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:05,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:05,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:05,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:05,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:05,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:05,868 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:05,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:05,974 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:05,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:06,662 INFO L168 Benchmark]: Toolchain (without parser) took 9661.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 778.1 MB in the end (delta: 160.7 MB). Peak memory consumption was 160.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:06,666 INFO L168 Benchmark]: CDTParser took 2.93 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 16:38:06,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8095.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 901.7 MB in the end (delta: 37.1 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:06,671 INFO L168 Benchmark]: Boogie Procedure Inliner took 743.95 ms. Allocated memory is still 1.0 GB. Free memory was 901.7 MB in the beginning and 831.5 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:06,674 INFO L168 Benchmark]: Boogie Preprocessor took 810.90 ms. Allocated memory is still 1.0 GB. Free memory was 831.5 MB in the beginning and 778.1 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:06,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 8095.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 901.7 MB in the end (delta: 37.1 MB). Peak memory consumption was 278.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 743.95 ms. Allocated memory is still 1.0 GB. Free memory was 901.7 MB in the beginning and 831.5 MB in the end (delta: 70.3 MB). Peak memory consumption was 70.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 810.90 ms. Allocated memory is still 1.0 GB. Free memory was 831.5 MB in the beginning and 778.1 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 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 16:38:10,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:10,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:10,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:10,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:10,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:10,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:10,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:10,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:10,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:10,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:10,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:10,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:10,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:10,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:10,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:10,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:10,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:10,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:10,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:10,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:10,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:10,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:10,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:10,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:10,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:10,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:11,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:11,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:11,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:11,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:11,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:11,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:11,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:11,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:11,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:11,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:11,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:11,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:11,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:11,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:11,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:11,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:11,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:11,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:11,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:11,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:11,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:11,081 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:11,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:11,082 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:11,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:11,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:11,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:11,084 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:11,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:11,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:11,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:11,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:11,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:11,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:11,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:11,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:11,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:11,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:11,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:11,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:11,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:11,098 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:11,099 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:11,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:11,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:11,101 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 -> f2cfba7b7061c9c0c6ec062f8d6b4785065a03af [2019-11-26 16:38:11,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:11,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:11,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:11,770 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:11,773 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:11,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2019-11-26 16:38:11,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/261ff5082/f671fd6460074999b0800f684388af5d/FLAG56da7cf83 [2019-11-26 16:38:14,094 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:14,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label37.c [2019-11-26 16:38:14,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/261ff5082/f671fd6460074999b0800f684388af5d/FLAG56da7cf83 [2019-11-26 16:38:14,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/261ff5082/f671fd6460074999b0800f684388af5d [2019-11-26 16:38:14,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:14,287 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:14,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:14,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:14,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:14,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,316 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 26.11 04:38:14, skipping insertion in model container [2019-11-26 16:38:14,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:14,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:19,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:19,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:21,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:22,118 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:22,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22 WrapperNode [2019-11-26 16:38:22,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:22,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:22,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:22,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:22,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:22,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:22,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:22,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:22,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:23,769 INFO L168 Benchmark]: Toolchain (without parser) took 9478.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 763.7 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,770 INFO L168 Benchmark]: CDTParser took 0.41 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 16:38:23,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7828.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 888.8 MB in the end (delta: 44.3 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 833.68 ms. Allocated memory is still 1.0 GB. Free memory was 888.8 MB in the beginning and 813.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,780 INFO L168 Benchmark]: Boogie Preprocessor took 803.66 ms. Allocated memory is still 1.0 GB. Free memory was 813.6 MB in the beginning and 763.7 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,790 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 7828.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 888.8 MB in the end (delta: 44.3 MB). Peak memory consumption was 269.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 833.68 ms. Allocated memory is still 1.0 GB. Free memory was 888.8 MB in the beginning and 813.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 803.66 ms. Allocated memory is still 1.0 GB. Free memory was 813.6 MB in the beginning and 763.7 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...