./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem15_label28.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 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label28.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 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:01,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:01,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:01,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:01,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:01,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:01,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:01,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:01,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:01,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:01,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:01,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:01,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:01,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:01,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:01,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:01,815 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:01,816 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:01,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:01,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:01,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:01,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:01,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:01,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:01,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:01,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:01,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:01,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:01,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:01,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:01,853 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:01,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:01,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:01,855 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:01,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:01,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:01,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:01,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:01,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:01,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:01,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:01,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:01,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:01,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:01,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:01,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:01,912 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:01,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:01,912 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:01,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:01,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:01,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:01,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:01,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:01,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:01,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:01,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:01,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:01,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:01,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:01,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:01,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:01,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:01,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:01,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:01,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:01,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:01,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:01,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:01,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:01,921 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 -> 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 [2019-11-27 15:58:02,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:02,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:02,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:02,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:02,393 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:02,394 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 15:58:02,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bee28bbe/1b0dda6708304692883ca56d061d5867/FLAG26f9ef0ae [2019-11-27 15:58:03,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:03,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 15:58:03,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bee28bbe/1b0dda6708304692883ca56d061d5867/FLAG26f9ef0ae [2019-11-27 15:58:04,024 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bee28bbe/1b0dda6708304692883ca56d061d5867 [2019-11-27 15:58:04,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:04,031 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:04,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:04,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:04,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:04,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:04" (1/1) ... [2019-11-27 15:58:04,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:04, skipping insertion in model container [2019-11-27 15:58:04,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:04" (1/1) ... [2019-11-27 15:58:04,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:04,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:05,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:05,416 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:05,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:05,832 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:05,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05 WrapperNode [2019-11-27 15:58:05,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:05,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:05,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:05,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:05,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:05,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:06,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:06,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:06,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:06,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:05" (1/1) ... [2019-11-27 15:58:06,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:06,468 INFO L168 Benchmark]: Toolchain (without parser) took 2432.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:06,469 INFO L168 Benchmark]: CDTParser took 2.36 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. [2019-11-27 15:58:06,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1795.20 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 915.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:06,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 314.35 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:06,478 INFO L168 Benchmark]: Boogie Preprocessor took 311.96 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:06,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 1795.20 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 915.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 314.35 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 311.96 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 0.1.24-509859d [2019-11-27 15:58:09,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:09,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:09,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:09,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:09,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:09,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:09,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:09,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:09,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:09,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:09,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:09,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:09,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:09,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:09,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:09,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:09,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:09,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:09,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:09,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:09,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:09,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:09,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:09,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:09,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:09,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:09,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:09,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:09,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:09,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:09,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:09,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:09,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:09,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:09,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:09,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:09,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:09,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:09,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:09,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:09,300 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:09,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:09,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:09,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:09,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:09,341 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:09,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:09,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:09,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:09,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:09,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:09,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:09,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:09,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:09,343 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:09,344 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:09,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:09,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:09,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:09,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:09,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:09,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:09,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:09,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:09,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:09,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:09,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:09,348 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:09,348 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:09,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:09,349 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:09,350 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 -> 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 [2019-11-27 15:58:09,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:09,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:09,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:09,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:09,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:09,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 15:58:09,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db526da16/1a0e26fce2674201bf674690f9f662f8/FLAG18f64015f [2019-11-27 15:58:10,922 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:10,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 15:58:10,961 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db526da16/1a0e26fce2674201bf674690f9f662f8/FLAG18f64015f [2019-11-27 15:58:11,457 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db526da16/1a0e26fce2674201bf674690f9f662f8 [2019-11-27 15:58:11,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:11,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:11,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:11,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:11,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:11,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:11" (1/1) ... [2019-11-27 15:58:11,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:11, skipping insertion in model container [2019-11-27 15:58:11,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:11" (1/1) ... [2019-11-27 15:58:11,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:11,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:12,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:12,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:13,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:13,527 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:13,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13 WrapperNode [2019-11-27 15:58:13,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:13,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:13,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:13,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:13,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:13,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:13,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:13,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:13,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:13" (1/1) ... [2019-11-27 15:58:13,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:13,950 INFO L168 Benchmark]: Toolchain (without parser) took 2477.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 850.6 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:13,952 INFO L168 Benchmark]: CDTParser took 2.39 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 15:58:13,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2057.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 879.3 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:13,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.90 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 862.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:13,960 INFO L168 Benchmark]: Boogie Preprocessor took 193.60 ms. Allocated memory is still 1.0 GB. Free memory was 862.1 MB in the beginning and 850.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:13,967 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.39 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 2057.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 879.3 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.90 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 862.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.60 ms. Allocated memory is still 1.0 GB. Free memory was 862.1 MB in the beginning and 850.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...