./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label06.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/Problem01_label06.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 cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label06.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 cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:25,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:25,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:25,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:25,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:25,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:25,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:25,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:25,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:25,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:25,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:25,725 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:25,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:25,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:25,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:25,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:25,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:25,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:25,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:25,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:25,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:25,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:25,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:25,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:25,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:25,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:25,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:25,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:25,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:25,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:25,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:25,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:25,802 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:25,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:25,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:25,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:25,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:25,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:25,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:25,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:25,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:25,820 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:25,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:25,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:25,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:25,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:25,869 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:25,870 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:25,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:25,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:25,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:25,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:25,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:25,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:25,876 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:25,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:25,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:25,877 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:25,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:25,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:25,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:25,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:25,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:25,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:25,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:25,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:25,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:25,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:25,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:25,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:25,887 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 -> cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 [2019-11-26 16:33:26,509 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:26,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:26,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:26,552 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:26,552 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:26,556 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-26 16:33:26,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae01c469/e8ba682256264a80ab5d71d47107a444/FLAG1f2c6d447 [2019-11-26 16:33:27,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:27,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-26 16:33:28,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae01c469/e8ba682256264a80ab5d71d47107a444/FLAG1f2c6d447 [2019-11-26 16:33:28,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae01c469/e8ba682256264a80ab5d71d47107a444 [2019-11-26 16:33:28,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:28,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:28,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:28,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:28,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:28,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:28, skipping insertion in model container [2019-11-26 16:33:28,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:28" (1/1) ... [2019-11-26 16:33:28,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:28,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:29,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:29,263 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:29,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:29,595 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:29,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29 WrapperNode [2019-11-26 16:33:29,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:29,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:29,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:29,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:29,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:29,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:29,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:29,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:29,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:29" (1/1) ... [2019-11-26 16:33:29,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:29,999 INFO L168 Benchmark]: Toolchain (without parser) took 1919.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,006 INFO L168 Benchmark]: CDTParser took 0.40 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 16:33:30,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1515.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.17 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,017 INFO L168 Benchmark]: Boogie Preprocessor took 182.52 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:30,029 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1515.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 213.17 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.52 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 16:33:33,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:33,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:33,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:33,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:33,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:33,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:33,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:33,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:33,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:33,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:33,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:33,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:33,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:33,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:33,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:33,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:33,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:33,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:33,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:33,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:33,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:33,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:33,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:33,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:33,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:33,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:33,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:33,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:33,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:33,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:33,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:33,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:33,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:33,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:33,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:33,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:33,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:33,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:33,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:33,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:33,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:34,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:34,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:34,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:34,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:34,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:34,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:34,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:34,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:34,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:34,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:34,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:34,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:34,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:34,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:34,040 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:34,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:34,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:34,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:34,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:34,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:34,046 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:34,046 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:34,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:34,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:34,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:34,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:34,052 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:34,052 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:34,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:34,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:34,054 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 -> cc7fef7e01f0cbe23a4bfb5f51eb1c754f7b3b49 [2019-11-26 16:33:34,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:34,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:34,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:34,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:34,667 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:34,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-26 16:33:34,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53456fa8e/c326d83d08b1417ea09e5200f0f4dfbb/FLAG694a6d8f7 [2019-11-26 16:33:36,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:36,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label06.c [2019-11-26 16:33:36,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53456fa8e/c326d83d08b1417ea09e5200f0f4dfbb/FLAG694a6d8f7 [2019-11-26 16:33:36,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53456fa8e/c326d83d08b1417ea09e5200f0f4dfbb [2019-11-26 16:33:36,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:36,166 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:36,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:36,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:36,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:36,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:36, skipping insertion in model container [2019-11-26 16:33:36,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:36" (1/1) ... [2019-11-26 16:33:36,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:36,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:37,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,375 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:37,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:37,666 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:37,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37 WrapperNode [2019-11-26 16:33:37,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:37,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,670 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:37,670 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:37,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:37,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:37,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:37,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:37,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:37,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:37" (1/1) ... [2019-11-26 16:33:38,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:38,040 INFO L168 Benchmark]: Toolchain (without parser) took 1872.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,048 INFO L168 Benchmark]: CDTParser took 0.37 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 16:33:38,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1496.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 914.2 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,057 INFO L168 Benchmark]: Boogie Preprocessor took 181.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:38,066 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1496.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 914.2 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.66 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.03 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...