./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label49.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 d916f175ab5aaa1eb9280aa250f33e902513bb42 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label49.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 d916f175ab5aaa1eb9280aa250f33e902513bb42 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:05,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:05,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:05,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:05,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:05,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:05,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:05,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:05,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:05,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:05,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:05,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:05,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:05,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:05,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:05,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:05,845 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:05,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:05,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:05,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:05,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:05,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:05,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:05,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:05,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:05,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:05,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:05,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:05,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:05,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:05,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:05,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:05,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:05,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:05,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:05,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:05,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:05,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:05,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:05,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:05,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:05,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:05,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:05,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:05,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:05,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:05,969 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:05,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:05,970 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:05,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:05,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:05,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:05,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:05,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:05,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:05,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:05,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:05,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:05,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:05,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:05,979 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:05,979 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:05,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:05,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:05,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:05,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:05,983 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:05,983 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:05,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:05,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:05,985 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 -> d916f175ab5aaa1eb9280aa250f33e902513bb42 [2019-11-26 16:46:06,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:06,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:06,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:06,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:06,613 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:06,616 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label49.c [2019-11-26 16:46:06,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc56da1f0/296f998eb3c54dd7a912edbe3f38d136/FLAG6638d43a0 [2019-11-26 16:46:08,076 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:08,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label49.c [2019-11-26 16:46:08,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc56da1f0/296f998eb3c54dd7a912edbe3f38d136/FLAG6638d43a0 [2019-11-26 16:46:08,154 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc56da1f0/296f998eb3c54dd7a912edbe3f38d136 [2019-11-26 16:46:08,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:08,165 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:08,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:08,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:08,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:08,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:08" (1/1) ... [2019-11-26 16:46:08,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:08, skipping insertion in model container [2019-11-26 16:46:08,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:08" (1/1) ... [2019-11-26 16:46:08,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:08,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:09,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:09,807 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:10,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:10,232 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:10,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10 WrapperNode [2019-11-26 16:46:10,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:10,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:10,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:10,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:10,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:10,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:10,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:10,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:10,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:10" (1/1) ... [2019-11-26 16:46:10,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:10,801 INFO L168 Benchmark]: Toolchain (without parser) took 2630.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 921.4 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:10,802 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:10,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2067.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:10,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.93 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 932.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:10,813 INFO L168 Benchmark]: Boogie Preprocessor took 227.63 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 921.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:10,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 2067.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.93 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 932.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.63 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 921.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:14,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:14,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:14,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:14,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:14,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:14,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:14,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:14,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:14,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:14,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:14,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:14,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:14,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:14,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:14,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:14,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:14,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:14,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:14,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:14,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:14,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:14,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:14,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:15,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:15,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:15,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:15,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:15,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:15,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:15,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:15,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:15,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:15,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:15,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:15,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:15,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:15,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:15,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:15,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:15,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:15,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:15,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:15,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:15,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:15,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:15,085 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:15,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:15,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:15,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:15,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:15,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:15,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:15,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:15,090 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:15,091 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:15,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:15,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:15,093 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:15,093 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:15,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:15,095 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:15,095 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:15,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:15,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:15,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:15,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:15,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:15,100 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:15,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:15,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:15,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:15,103 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 -> d916f175ab5aaa1eb9280aa250f33e902513bb42 [2019-11-26 16:46:15,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:15,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:15,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:15,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:15,750 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:15,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label49.c [2019-11-26 16:46:15,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266abdb1c/36c2b03da4f2417f934f5ffecb37582f/FLAG159de5833 [2019-11-26 16:46:17,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:17,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label49.c [2019-11-26 16:46:17,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266abdb1c/36c2b03da4f2417f934f5ffecb37582f/FLAG159de5833 [2019-11-26 16:46:17,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266abdb1c/36c2b03da4f2417f934f5ffecb37582f [2019-11-26 16:46:17,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:17,326 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:17,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:17,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:17,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:17,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:17" (1/1) ... [2019-11-26 16:46:17,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:17, skipping insertion in model container [2019-11-26 16:46:17,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:17" (1/1) ... [2019-11-26 16:46:17,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:17,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:19,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:19,033 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:19,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:19,498 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:19,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19 WrapperNode [2019-11-26 16:46:19,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:19,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:19,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:19,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:19,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:19,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:19,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:19,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:19,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:19" (1/1) ... [2019-11-26 16:46:19,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:19,940 INFO L168 Benchmark]: Toolchain (without parser) took 2611.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 920.4 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:19,944 INFO L168 Benchmark]: CDTParser took 2.70 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:19,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2174.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:19,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.12 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:19,953 INFO L168 Benchmark]: Boogie Preprocessor took 200.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:19,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 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 2174.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 937.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.12 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.46 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...