./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label05.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_label05.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 d5a597e4bd19fcb8a5f33fd9777a136acfb18c2a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label05.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 d5a597e4bd19fcb8a5f33fd9777a136acfb18c2a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:08,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:08,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:08,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:08,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:08,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:08,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:08,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:08,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:08,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:08,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:08,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:08,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:08,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:08,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:08,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:08,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:08,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:08,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:08,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:08,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:08,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:08,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:08,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:08,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:08,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:08,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:08,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:08,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:08,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:08,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:08,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:08,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:08,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:08,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:08,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:08,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:08,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:08,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:08,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:08,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:08,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:09,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:09,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:09,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:09,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:09,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:09,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:09,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:09,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:09,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:09,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:09,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:09,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:09,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:09,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:09,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:09,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:09,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:09,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:09,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:09,047 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:09,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:09,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:09,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:09,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:09,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:09,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:09,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:09,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:09,054 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 -> d5a597e4bd19fcb8a5f33fd9777a136acfb18c2a [2019-11-26 16:50:09,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:09,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:09,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:09,632 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:09,633 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:09,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label05.c [2019-11-26 16:50:09,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97660e2c/9bc3f10f859a41d09a27dba2ab1e1981/FLAGc3e209041 [2019-11-26 16:50:11,315 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:11,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label05.c [2019-11-26 16:50:11,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97660e2c/9bc3f10f859a41d09a27dba2ab1e1981/FLAGc3e209041 [2019-11-26 16:50:11,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97660e2c/9bc3f10f859a41d09a27dba2ab1e1981 [2019-11-26 16:50:11,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:11,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:11,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:11,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:11,443 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:11,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,454 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:11, skipping insertion in model container [2019-11-26 16:50:11,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:11" (1/1) ... [2019-11-26 16:50:11,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:11,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:13,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:13,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:14,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:14,868 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:14,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14 WrapperNode [2019-11-26 16:50:14,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:14,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:14,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:14,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:14,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:15,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:15,742 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:15,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:15,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:15,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:15,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:15,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:15,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:15,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:16,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:16,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:16,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:14" (1/1) ... [2019-11-26 16:50:16,533 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:16,545 INFO L168 Benchmark]: Toolchain (without parser) took 5109.37 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 781.4 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,546 INFO L168 Benchmark]: CDTParser took 0.36 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 16:50:16,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3437.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 16:50:16,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 868.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,558 INFO L168 Benchmark]: Boogie Preprocessor took 790.89 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:16,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 3437.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 868.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 790.89 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 16:50:20,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:20,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:20,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:20,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:20,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:20,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:20,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:20,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:20,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:20,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:20,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:20,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:20,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:20,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:20,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:20,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:20,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:20,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:20,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:20,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:20,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:20,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:20,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:20,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:20,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:20,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:20,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:20,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:20,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:20,997 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:20,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:21,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:21,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:21,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:21,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:21,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:21,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:21,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:21,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:21,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:21,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:21,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:21,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:21,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:21,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:21,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:21,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:21,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:21,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:21,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:21,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:21,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:21,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:21,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:21,079 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:21,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:21,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:21,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:21,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:21,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:21,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:21,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:21,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:21,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:21,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:21,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:21,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:21,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:21,089 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:21,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:21,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:21,091 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 -> d5a597e4bd19fcb8a5f33fd9777a136acfb18c2a [2019-11-26 16:50:21,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:21,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:21,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:21,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:21,730 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:21,734 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label05.c [2019-11-26 16:50:21,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56907941d/22899fadf71c490b8ba4e3feb805f20c/FLAG3108cfafe [2019-11-26 16:50:23,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:23,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label05.c [2019-11-26 16:50:23,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56907941d/22899fadf71c490b8ba4e3feb805f20c/FLAG3108cfafe [2019-11-26 16:50:23,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56907941d/22899fadf71c490b8ba4e3feb805f20c [2019-11-26 16:50:23,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:23,609 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:23,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:23,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:23,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:23,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,631 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 04:50:23, skipping insertion in model container [2019-11-26 16:50:23,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:23" (1/1) ... [2019-11-26 16:50:23,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:23,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:26,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:26,393 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:27,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:27,820 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:27,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27 WrapperNode [2019-11-26 16:50:27,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:27,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:27,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:27,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:27,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:27,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:28,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:28,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:28,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:28,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:27" (1/1) ... [2019-11-26 16:50:28,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:28,651 INFO L168 Benchmark]: Toolchain (without parser) took 5035.90 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 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,652 INFO L168 Benchmark]: CDTParser took 0.42 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 16:50:28,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4213.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 416.71 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,662 INFO L168 Benchmark]: Boogie Preprocessor took 399.05 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:28,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 4213.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 416.71 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 399.05 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...