./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label18.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/Problem01_label18.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 eb8eeb6e67f290f9d56e698aa8c9c7a779115813 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label18.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 eb8eeb6e67f290f9d56e698aa8c9c7a779115813 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:33:29,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:29,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:29,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:29,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:29,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:29,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:29,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:29,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:29,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:29,858 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:29,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:29,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:29,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:29,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:29,876 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:29,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:29,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:29,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:29,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:29,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:29,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:29,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:29,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:29,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:29,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:29,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:29,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:29,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:29,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:29,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:29,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:29,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:29,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:29,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:29,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:29,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:29,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:29,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:29,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:29,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:29,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:29,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:30,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:30,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:30,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:30,005 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:30,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:30,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:30,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:30,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:30,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:30,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:30,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:30,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:30,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:30,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:30,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:30,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:30,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:30,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:30,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:30,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:30,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:30,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:30,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:30,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:30,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:30,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:30,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:30,023 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 -> eb8eeb6e67f290f9d56e698aa8c9c7a779115813 [2019-11-26 16:33:30,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:30,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:30,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:30,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:30,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:30,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-26 16:33:30,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6059ab8de/47150076b47c49d68dba97d185f5513b/FLAGe270195be [2019-11-26 16:33:31,998 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:32,007 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-26 16:33:32,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6059ab8de/47150076b47c49d68dba97d185f5513b/FLAGe270195be [2019-11-26 16:33:32,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6059ab8de/47150076b47c49d68dba97d185f5513b [2019-11-26 16:33:32,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:32,088 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:32,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:32,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:32,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:32,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225affb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32, skipping insertion in model container [2019-11-26 16:33:32,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:32,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:33,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:33,290 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:33,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:33,614 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:33,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33 WrapperNode [2019-11-26 16:33:33,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:33,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:33,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:33,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:33,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:33,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:33,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:33,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:33,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:33,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:33" (1/1) ... [2019-11-26 16:33:34,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:34,008 INFO L168 Benchmark]: Toolchain (without parser) took 1918.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.6 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:34,012 INFO L168 Benchmark]: CDTParser took 1.03 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:34,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1519.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:34,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.29 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:34,023 INFO L168 Benchmark]: Boogie Preprocessor took 183.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:34,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 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 1519.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.29 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.15 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 961.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:37,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:37,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:37,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:37,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:37,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:37,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:37,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:37,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:37,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:37,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:38,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:38,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:38,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:38,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:38,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:38,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:38,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:38,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:38,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:38,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:38,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:38,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:38,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:38,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:38,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:38,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:38,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:38,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:38,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:38,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:38,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:38,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:38,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:38,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:38,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:38,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:38,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:38,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:38,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:38,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:38,104 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:38,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:38,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:38,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:38,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:38,152 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:38,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:38,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:38,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:38,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:38,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:38,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:38,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:38,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:38,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:38,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:38,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:38,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:38,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:38,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:38,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:38,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:38,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:38,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:38,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:38,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:38,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:38,165 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:38,166 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:38,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:38,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:38,168 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 -> eb8eeb6e67f290f9d56e698aa8c9c7a779115813 [2019-11-26 16:33:38,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:38,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:38,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:38,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:38,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:38,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-26 16:33:38,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b6d8f71c/3a7aee3c384e45159ad9153673a8e6a7/FLAG7de49ea8b [2019-11-26 16:33:40,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:40,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label18.c [2019-11-26 16:33:40,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b6d8f71c/3a7aee3c384e45159ad9153673a8e6a7/FLAG7de49ea8b [2019-11-26 16:33:40,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b6d8f71c/3a7aee3c384e45159ad9153673a8e6a7 [2019-11-26 16:33:40,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:40,230 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:40,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:40,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:40,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:40,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40, skipping insertion in model container [2019-11-26 16:33:40,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:40,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:41,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:41,551 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:41,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:41,944 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:41,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41 WrapperNode [2019-11-26 16:33:41,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:41,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:41,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:41,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:41,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:42,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:42,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:42,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:42,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:41" (1/1) ... [2019-11-26 16:33:42,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:42,359 INFO L168 Benchmark]: Toolchain (without parser) took 2126.52 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:42,360 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:42,365 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1709.64 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:42,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 210.47 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:42,373 INFO L168 Benchmark]: Boogie Preprocessor took 192.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:42,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 1709.64 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 210.47 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...