./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label59.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label59.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 c830b0c5c33990192c3ba87f57f72df9f3b5a041 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label59.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 c830b0c5c33990192c3ba87f57f72df9f3b5a041 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:03,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:03,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:03,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:03,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:03,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:03,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:03,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:03,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:03,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:03,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:03,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:03,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:03,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:03,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:03,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:03,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:03,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:03,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:03,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:03,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:03,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:03,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:03,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:03,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:03,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:03,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:03,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:03,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:03,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:03,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:03,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:03,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:03,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:03,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:03,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:03,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:03,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:03,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:03,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:03,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:03,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:03,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:03,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:03,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:03,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:03,834 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:03,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:03,835 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:03,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:03,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:03,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:03,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:03,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:03,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:03,842 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:03,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:03,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:03,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:03,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:03,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:03,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:03,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:03,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:03,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:03,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:03,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:03,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:03,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:03,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:03,850 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 -> c830b0c5c33990192c3ba87f57f72df9f3b5a041 [2019-11-27 09:21:04,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:04,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:04,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:04,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:04,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:04,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label59.c [2019-11-27 09:21:04,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948195c00/dbdebe5e23fe4bc9a64b1a1fc6d9af68/FLAGadbdc699d [2019-11-27 09:21:05,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:05,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label59.c [2019-11-27 09:21:06,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948195c00/dbdebe5e23fe4bc9a64b1a1fc6d9af68/FLAGadbdc699d [2019-11-27 09:21:06,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/948195c00/dbdebe5e23fe4bc9a64b1a1fc6d9af68 [2019-11-27 09:21:06,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:06,067 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:06,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:06,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:06,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:06,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,091 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 27.11 09:21:06, skipping insertion in model container [2019-11-27 09:21:06,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:06" (1/1) ... [2019-11-27 09:21:06,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:06,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:07,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:07,342 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:07,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:07,670 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:07,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07 WrapperNode [2019-11-27 09:21:07,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:07,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:07,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:07,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:07,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:07,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:07,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:07,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:07,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:07,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:07,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:07,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:07,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:07,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:07,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,014 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:07" (1/1) ... [2019-11-27 09:21:08,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:08,062 INFO L168 Benchmark]: Toolchain (without parser) took 1993.30 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 967.4 MB in the end (delta: 56.7 kB). Peak memory consumption was 122.2 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,069 INFO L168 Benchmark]: CDTParser took 1.13 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. [2019-11-27 09:21:08,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1602.91 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 978.8 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.90 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,080 INFO L168 Benchmark]: Boogie Preprocessor took 168.66 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:08,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 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 1602.91 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 978.8 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 212.90 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.66 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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-da95e15 [2019-11-27 09:21:11,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:11,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:12,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:12,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:12,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:12,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:12,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:12,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:12,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:12,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:12,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:12,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:12,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:12,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:12,095 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:12,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:12,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:12,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:12,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:12,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:12,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:12,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:12,138 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:12,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:12,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:12,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:12,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:12,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:12,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:12,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:12,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:12,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:12,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:12,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:12,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:12,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:12,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:12,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:12,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:12,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:12,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:12,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:12,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:12,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:12,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:12,229 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:12,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:12,230 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:12,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:12,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:12,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:12,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:12,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:12,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:12,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:12,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:12,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:12,238 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:12,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:12,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:12,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:12,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:12,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:12,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:12,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:12,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:12,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:12,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:12,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:12,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:12,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:12,246 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 -> c830b0c5c33990192c3ba87f57f72df9f3b5a041 [2019-11-27 09:21:12,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:12,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:12,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:12,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:12,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:12,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label59.c [2019-11-27 09:21:13,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec2c56dd4/aa449bed5f66475cafe155d9eb3f61b0/FLAGa84bbe8bf [2019-11-27 09:21:14,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:14,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label59.c [2019-11-27 09:21:14,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec2c56dd4/aa449bed5f66475cafe155d9eb3f61b0/FLAGa84bbe8bf [2019-11-27 09:21:14,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec2c56dd4/aa449bed5f66475cafe155d9eb3f61b0 [2019-11-27 09:21:14,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:14,345 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:14,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:14,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:14,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:14,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:14, skipping insertion in model container [2019-11-27 09:21:14,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:14" (1/1) ... [2019-11-27 09:21:14,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:14,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:15,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:15,649 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:15,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:15,953 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:15,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15 WrapperNode [2019-11-27 09:21:15,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:15,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:15,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:15,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:15,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:16,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:16,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:16,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:16,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:15" (1/1) ... [2019-11-27 09:21:16,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:16,389 INFO L168 Benchmark]: Toolchain (without parser) took 2038.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,390 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-27 09:21:16,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1598.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 237.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,401 INFO L168 Benchmark]: Boogie Preprocessor took 182.68 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:16,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1598.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 237.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.1 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.68 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 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...