./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label57.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/Problem12_label57.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 0384eea1a8b98090165c45a8fa917a0e658408c4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label57.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 0384eea1a8b98090165c45a8fa917a0e658408c4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:56:00,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:00,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:00,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:00,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:00,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:00,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:00,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:00,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:00,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:00,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:00,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:00,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:00,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:00,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:00,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:00,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:00,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:00,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:00,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:00,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:00,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:00,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:00,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:00,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:00,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:00,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:00,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:00,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:00,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:00,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:00,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:00,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:00,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:00,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:00,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:00,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:00,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:00,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:00,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:00,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:00,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:00,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:00,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:00,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:00,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:00,999 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:00,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:01,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:01,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:01,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:01,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:01,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:01,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:01,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:01,004 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:01,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:01,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:01,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:01,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:01,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:01,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:01,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:01,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:01,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:01,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:01,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:01,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:01,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:01,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:01,012 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 -> 0384eea1a8b98090165c45a8fa917a0e658408c4 [2019-11-27 15:56:01,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:01,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:01,474 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:01,476 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:01,478 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:01,479 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-27 15:56:01,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374dc01f1/3cb1a2f569f044d2b84d875659bafafe/FLAG02b9d87a2 [2019-11-27 15:56:02,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:02,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-27 15:56:02,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374dc01f1/3cb1a2f569f044d2b84d875659bafafe/FLAG02b9d87a2 [2019-11-27 15:56:03,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/374dc01f1/3cb1a2f569f044d2b84d875659bafafe [2019-11-27 15:56:03,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:03,134 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:03,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:03,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:03,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:03,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:03" (1/1) ... [2019-11-27 15:56:03,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:03, skipping insertion in model container [2019-11-27 15:56:03,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:03" (1/1) ... [2019-11-27 15:56:03,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:03,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:05,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:05,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:06,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:06,168 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:06,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06 WrapperNode [2019-11-27 15:56:06,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:06,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:06,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:06,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:06,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:06,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:06,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:06,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:06,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:07,801 INFO L168 Benchmark]: Toolchain (without parser) took 4664.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 910.4 MB in the end (delta: 39.8 MB). Peak memory consumption was 317.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,804 INFO L168 Benchmark]: CDTParser took 1.52 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 15:56:07,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3033.61 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 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 551.97 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,810 INFO L168 Benchmark]: Boogie Preprocessor took 1070.83 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 910.4 MB in the end (delta: -158.3 MB). Peak memory consumption was 119.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,819 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 3033.61 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 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 551.97 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1070.83 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 910.4 MB in the end (delta: -158.3 MB). Peak memory consumption was 119.1 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 15:56:10,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:10,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:10,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:10,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:10,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:10,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:10,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:10,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:10,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:10,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:10,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:10,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:10,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:10,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:10,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:10,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:10,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:10,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:10,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:10,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:10,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:10,631 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:10,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:10,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:10,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:10,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:10,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:10,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:10,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:10,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:10,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:10,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:10,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:10,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:10,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:10,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:10,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:10,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:10,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:10,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:10,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:10,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:10,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:10,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:10,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:10,691 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:10,691 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:10,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:10,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:10,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:10,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:10,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:10,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:10,696 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:10,696 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:10,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:10,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:10,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:10,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:10,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:10,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:10,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:10,703 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 -> 0384eea1a8b98090165c45a8fa917a0e658408c4 [2019-11-27 15:56:11,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:11,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:11,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:11,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:11,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:11,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-27 15:56:11,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f71d40bd/b4c814e8c1f14757b9089bbf4e9c739f/FLAGc8f2a95dc [2019-11-27 15:56:12,426 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:12,427 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label57.c [2019-11-27 15:56:12,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f71d40bd/b4c814e8c1f14757b9089bbf4e9c739f/FLAGc8f2a95dc [2019-11-27 15:56:12,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f71d40bd/b4c814e8c1f14757b9089bbf4e9c739f [2019-11-27 15:56:12,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:12,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:12,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:12,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:12,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:12,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:12" (1/1) ... [2019-11-27 15:56:12,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:12, skipping insertion in model container [2019-11-27 15:56:12,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:12" (1/1) ... [2019-11-27 15:56:12,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:13,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:15,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:15,182 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:16,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:16,320 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:16,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16 WrapperNode [2019-11-27 15:56:16,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:16,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:16,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:16,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:16,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:16,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:16,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:16,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:16,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:17,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:17,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:17,202 INFO L168 Benchmark]: Toolchain (without parser) took 4385.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 942.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 287.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,203 INFO L168 Benchmark]: CDTParser took 2.63 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 15:56:17,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3510.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 769.3 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 334.65 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,211 INFO L168 Benchmark]: Boogie Preprocessor took 534.46 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 942.2 MB in the end (delta: -207.3 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,218 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 3510.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 769.3 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 334.65 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 534.46 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 942.2 MB in the end (delta: -207.3 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...