./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label26.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/Problem06_label26.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 b79b163c7c77665c400df79a863d886dbb1e29e2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label26.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 b79b163c7c77665c400df79a863d886dbb1e29e2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:24:41,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:41,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:41,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:41,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:41,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:41,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:41,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:41,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:41,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:41,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:41,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:41,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:41,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:42,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:42,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:42,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:42,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:42,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:42,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:42,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:42,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:42,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:42,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:42,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:42,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:42,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:42,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:42,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:42,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:42,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:42,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:42,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:42,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:42,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:42,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:42,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:42,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:42,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:42,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:42,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:42,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:42,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:42,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:42,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:42,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:42,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:42,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:42,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:42,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:42,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:42,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:42,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:42,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:42,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:42,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:42,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:42,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:42,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:42,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:42,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:42,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:42,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:42,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:42,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:42,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:42,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:42,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:42,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:42,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:42,185 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 -> b79b163c7c77665c400df79a863d886dbb1e29e2 [2019-11-27 09:24:42,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:42,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:42,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:42,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:42,848 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:42,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 09:24:43,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99f477e4b/fabe08e7307e4f91b410b24e3d9380a7/FLAG034fba35f [2019-11-27 09:24:45,113 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:45,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 09:24:45,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99f477e4b/fabe08e7307e4f91b410b24e3d9380a7/FLAG034fba35f [2019-11-27 09:24:45,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99f477e4b/fabe08e7307e4f91b410b24e3d9380a7 [2019-11-27 09:24:45,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:45,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:45,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:45,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:45,700 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:45,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:45" (1/1) ... [2019-11-27 09:24:45,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:45, skipping insertion in model container [2019-11-27 09:24:45,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:45" (1/1) ... [2019-11-27 09:24:45,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:46,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:50,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:50,750 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:53,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:53,232 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:53,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53 WrapperNode [2019-11-27 09:24:53,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:53,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:53,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:53,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:53,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:53,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:54,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:54,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:54,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:54,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,719 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:53" (1/1) ... [2019-11-27 09:24:54,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:54,919 INFO L168 Benchmark]: Toolchain (without parser) took 9225.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.1 MB in the beginning and 816.0 MB in the end (delta: 124.1 MB). Peak memory consumption was 124.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:54,920 INFO L168 Benchmark]: CDTParser took 0.31 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 09:24:54,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7547.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.1 MB in the beginning and 706.1 MB in the end (delta: 233.9 MB). Peak memory consumption was 234.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:54,925 INFO L168 Benchmark]: Boogie Procedure Inliner took 981.69 ms. Allocated memory is still 1.0 GB. Free memory was 706.1 MB in the beginning and 868.5 MB in the end (delta: -162.4 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:54,930 INFO L168 Benchmark]: Boogie Preprocessor took 687.02 ms. Allocated memory is still 1.0 GB. Free memory was 868.5 MB in the beginning and 816.0 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:54,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 7547.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 940.1 MB in the beginning and 706.1 MB in the end (delta: 233.9 MB). Peak memory consumption was 234.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 981.69 ms. Allocated memory is still 1.0 GB. Free memory was 706.1 MB in the beginning and 868.5 MB in the end (delta: -162.4 MB). Peak memory consumption was 53.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 687.02 ms. Allocated memory is still 1.0 GB. Free memory was 868.5 MB in the beginning and 816.0 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 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 09:24:58,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:58,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:59,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:59,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:59,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:59,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:59,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:59,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:59,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:59,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:59,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:59,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:59,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:59,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:59,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:59,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:59,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:59,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:59,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:59,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:59,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:59,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:59,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:59,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:59,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:59,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:59,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:59,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:59,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:59,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:59,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:59,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:59,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:59,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:59,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:59,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:59,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:59,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:59,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:59,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:59,196 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:59,239 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:59,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:59,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:59,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:59,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:59,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:59,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:59,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:59,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:59,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:59,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:59,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:59,251 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:59,251 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:59,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:59,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:59,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:59,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:59,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:59,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:59,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:59,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:59,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:59,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:59,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:59,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:59,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:59,259 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:59,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:59,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:59,264 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 -> b79b163c7c77665c400df79a863d886dbb1e29e2 [2019-11-27 09:24:59,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:59,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:59,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:59,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:59,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:59,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 09:25:00,095 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93d564fd1/099e52bed2e34e0c96c6dbac3c1add1a/FLAGd50bdf133 [2019-11-27 09:25:02,155 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:02,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label26.c [2019-11-27 09:25:02,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93d564fd1/099e52bed2e34e0c96c6dbac3c1add1a/FLAGd50bdf133 [2019-11-27 09:25:02,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93d564fd1/099e52bed2e34e0c96c6dbac3c1add1a [2019-11-27 09:25:02,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:02,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:02,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:02,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:02,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:02,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:02" (1/1) ... [2019-11-27 09:25:02,345 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 27.11 09:25:02, skipping insertion in model container [2019-11-27 09:25:02,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:02" (1/1) ... [2019-11-27 09:25:02,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:02,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:07,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:07,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:09,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:09,806 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:09,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09 WrapperNode [2019-11-27 09:25:09,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:09,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:09,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:09,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:09,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:10,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:10,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:10,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:10,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:10,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:11,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:11,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:11,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:09" (1/1) ... [2019-11-27 09:25:11,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:11,396 INFO L168 Benchmark]: Toolchain (without parser) took 9072.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 761.2 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:11,396 INFO L168 Benchmark]: CDTParser took 1.57 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 09:25:11,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7486.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 883.9 MB in the end (delta: 49.2 MB). Peak memory consumption was 269.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:11,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 856.80 ms. Allocated memory is still 1.0 GB. Free memory was 883.9 MB in the beginning and 813.9 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:11,402 INFO L168 Benchmark]: Boogie Preprocessor took 722.89 ms. Allocated memory is still 1.0 GB. Free memory was 813.9 MB in the beginning and 761.2 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:11,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 7486.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 883.9 MB in the end (delta: 49.2 MB). Peak memory consumption was 269.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 856.80 ms. Allocated memory is still 1.0 GB. Free memory was 883.9 MB in the beginning and 813.9 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 722.89 ms. Allocated memory is still 1.0 GB. Free memory was 813.9 MB in the beginning and 761.2 MB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...