./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label15.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/Problem17_label15.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 3335019d5a3e8f83ef1c2858c8197ed9f96975bf .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label15.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 3335019d5a3e8f83ef1c2858c8197ed9f96975bf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:15,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:15,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:15,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:15,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:15,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:15,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:15,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:15,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:15,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:15,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:15,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:15,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:15,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:15,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:15,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:15,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:15,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:15,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:15,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:15,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:15,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:15,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:15,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:15,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:15,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:15,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:15,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:15,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:15,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:15,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:15,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:15,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:15,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:15,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:15,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:15,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:15,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:15,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:15,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:15,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:15,840 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:15,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:15,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:15,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:15,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:15,887 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:15,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:15,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:15,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:15,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:15,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:15,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:15,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:15,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:15,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:15,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:15,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:15,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:15,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:15,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:15,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:15,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:15,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:15,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:15,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:15,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:15,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:15,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:15,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:15,905 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 -> 3335019d5a3e8f83ef1c2858c8197ed9f96975bf [2019-11-26 16:50:16,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:16,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:16,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:16,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:16,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:16,499 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-26 16:50:16,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200a186c1/7eaece309e8e469f9fe3603768d4479b/FLAGc81cb62b0 [2019-11-26 16:50:18,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:18,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-26 16:50:18,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200a186c1/7eaece309e8e469f9fe3603768d4479b/FLAGc81cb62b0 [2019-11-26 16:50:18,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200a186c1/7eaece309e8e469f9fe3603768d4479b [2019-11-26 16:50:18,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:18,251 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:18,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:18,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:18,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:18,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:18, skipping insertion in model container [2019-11-26 16:50:18,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:18" (1/1) ... [2019-11-26 16:50:18,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:18,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:20,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:20,714 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:21,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:21,751 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:21,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21 WrapperNode [2019-11-26 16:50:21,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:21,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:21,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:21,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:21,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:21,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:22,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:22,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:22,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:22,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:22,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:23,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:21" (1/1) ... [2019-11-26 16:50:23,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:23,178 INFO L168 Benchmark]: Toolchain (without parser) took 4919.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.4 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,179 INFO L168 Benchmark]: CDTParser took 0.44 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 16:50:23,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3500.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 694.03 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,190 INFO L168 Benchmark]: Boogie Preprocessor took 715.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:23,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 3500.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 694.03 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 715.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 16:50:26,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:26,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:26,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:27,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:27,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:27,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:27,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:27,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:27,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:27,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:27,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:27,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:27,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:27,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:27,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:27,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:27,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:27,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:27,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:27,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:27,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:27,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:27,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:27,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:27,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:27,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:27,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:27,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:27,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:27,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:27,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:27,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:27,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:27,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:27,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:27,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:27,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:27,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:27,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:27,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:27,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:27,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:27,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:27,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:27,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:27,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:27,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:27,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:27,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:27,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:27,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:27,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:27,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:27,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:27,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:27,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:27,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:27,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:27,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:27,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:27,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:27,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:27,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:27,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:27,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:27,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:27,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:27,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:27,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:27,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:27,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:27,217 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 -> 3335019d5a3e8f83ef1c2858c8197ed9f96975bf [2019-11-26 16:50:27,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:27,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:27,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:27,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:27,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:27,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-26 16:50:27,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0077015b/16713c4e9b57400fb029ecbe58593614/FLAG389f73a1d [2019-11-26 16:50:29,511 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:29,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label15.c [2019-11-26 16:50:29,578 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0077015b/16713c4e9b57400fb029ecbe58593614/FLAG389f73a1d [2019-11-26 16:50:29,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0077015b/16713c4e9b57400fb029ecbe58593614 [2019-11-26 16:50:29,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:29,670 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:29,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:29,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:29,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:29,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:29,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:29, skipping insertion in model container [2019-11-26 16:50:29,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:29" (1/1) ... [2019-11-26 16:50:29,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:29,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:32,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:32,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:33,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:33,303 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:33,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33 WrapperNode [2019-11-26 16:50:33,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:33,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:33,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:33,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:33,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:33,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:33,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:33,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:33,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:33,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:34,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:33" (1/1) ... [2019-11-26 16:50:34,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:34,079 INFO L168 Benchmark]: Toolchain (without parser) took 4403.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 797.8 MB in the end (delta: 163.7 MB). Peak memory consumption was 163.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,080 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 16:50:34,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3631.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.9 MB in the end (delta: 117.9 MB). Peak memory consumption was 118.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 400.23 ms. Allocated memory is still 1.0 GB. Free memory was 837.9 MB in the beginning and 815.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,089 INFO L168 Benchmark]: Boogie Preprocessor took 362.78 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:34,100 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 3631.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 837.9 MB in the end (delta: 117.9 MB). Peak memory consumption was 118.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 400.23 ms. Allocated memory is still 1.0 GB. Free memory was 837.9 MB in the beginning and 815.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 362.78 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...