./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem19_label26.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7d36cb8084b3b73810a71de14395a55857f338f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label26.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c7d36cb8084b3b73810a71de14395a55857f338f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:44:10,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:10,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:10,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:10,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:10,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:10,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:10,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:10,818 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:10,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:10,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:10,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:10,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:10,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:10,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:10,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:10,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:10,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:10,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:10,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:10,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:10,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:10,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:10,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:10,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:10,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:10,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:10,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:10,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:10,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:10,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:10,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:10,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:10,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:10,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:10,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:10,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:10,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:10,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:10,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:10,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:10,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:10,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:10,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:10,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:10,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:10,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:10,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:10,983 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:10,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:10,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:10,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:10,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:10,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:10,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:10,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:10,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:10,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:10,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:10,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:10,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:10,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:10,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:10,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:10,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:10,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:10,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:10,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:10,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:10,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:10,998 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-25 22:44:11,563 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:11,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:11,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:11,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:11,611 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:11,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-25 22:44:11,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab3ff82f/060772bb48834ddca5abb3d46363c0ab/FLAG4f71c3085 [2019-11-25 22:44:13,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:13,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-25 22:44:14,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab3ff82f/060772bb48834ddca5abb3d46363c0ab/FLAG4f71c3085 [2019-11-25 22:44:14,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ab3ff82f/060772bb48834ddca5abb3d46363c0ab [2019-11-25 22:44:14,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:14,074 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:14,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:14,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:14,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:14,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:14" (1/1) ... [2019-11-25 22:44:14,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:14, skipping insertion in model container [2019-11-25 22:44:14,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:14" (1/1) ... [2019-11-25 22:44:14,121 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:14,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:19,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:19,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:21,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:21,834 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:21,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21 WrapperNode [2019-11-25 22:44:21,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:21,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:21,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:21,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:21,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:22,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:23,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:23,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:23,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:23,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:23,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:25,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:25,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:25,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:21" (1/1) ... [2019-11-25 22:44:26,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:26,161 INFO L168 Benchmark]: Toolchain (without parser) took 12081.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 928.8 MB in the beginning and 777.3 MB in the end (delta: 151.5 MB). Peak memory consumption was 380.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:26,162 INFO L168 Benchmark]: CDTParser took 3.11 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. [2019-11-25 22:44:26,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7762.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 928.8 MB in the beginning and 870.3 MB in the end (delta: 58.4 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:26,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 1595.80 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 698.4 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:26,172 INFO L168 Benchmark]: Boogie Preprocessor took 2711.21 ms. Allocated memory is still 1.0 GB. Free memory was 698.4 MB in the beginning and 777.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 149.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:26,184 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 7762.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 928.8 MB in the beginning and 870.3 MB in the end (delta: 58.4 MB). Peak memory consumption was 267.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1595.80 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 698.4 MB in the end (delta: 171.9 MB). Peak memory consumption was 171.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2711.21 ms. Allocated memory is still 1.0 GB. Free memory was 698.4 MB in the beginning and 777.3 MB in the end (delta: -78.8 MB). Peak memory consumption was 149.9 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 0.1.24-65d6cd2 [2019-11-25 22:44:30,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:30,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:30,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:30,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:30,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:30,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:30,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:30,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:30,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:30,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:30,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:30,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:30,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:30,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:30,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:30,494 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:30,498 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:30,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:30,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:30,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:30,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:30,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:30,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:30,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:30,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:30,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:30,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:30,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:30,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:30,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:30,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:30,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:30,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:30,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:30,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:30,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:30,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:30,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:30,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:30,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:30,587 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:30,631 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:30,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:30,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:30,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:30,639 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:30,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:30,641 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:30,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:30,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:30,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:30,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:30,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:30,650 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:30,651 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:30,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:30,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:30,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:30,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:30,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:30,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:30,654 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:30,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:30,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:30,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:30,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:30,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:30,657 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:30,658 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:30,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:30,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:30,661 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-25 22:44:31,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:31,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:31,370 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:31,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:31,375 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:31,377 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-25 22:44:31,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf13a15e5/f7732f4ae9cd4152ad630678f4d420ee/FLAGb31460e06 [2019-11-25 22:44:33,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:33,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-25 22:44:33,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf13a15e5/f7732f4ae9cd4152ad630678f4d420ee/FLAGb31460e06 [2019-11-25 22:44:33,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf13a15e5/f7732f4ae9cd4152ad630678f4d420ee [2019-11-25 22:44:33,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:33,629 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:33,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:33,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:33,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:33,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:33" (1/1) ... [2019-11-25 22:44:33,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:33, skipping insertion in model container [2019-11-25 22:44:33,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:33" (1/1) ... [2019-11-25 22:44:33,674 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:34,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:39,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:39,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:42,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:43,043 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:43,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43 WrapperNode [2019-11-25 22:44:43,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:43,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:43,052 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:43,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:43,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:43,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:43,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:43,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:43,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:43,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:44,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:45,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:45,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:43" (1/1) ... [2019-11-25 22:44:45,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:45,319 INFO L168 Benchmark]: Toolchain (without parser) took 11687.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 863.4 MB in the end (delta: 69.7 MB). Peak memory consumption was 309.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:45,323 INFO L168 Benchmark]: CDTParser took 2.08 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. [2019-11-25 22:44:45,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9417.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 757.0 MB in the end (delta: 176.1 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:45,326 INFO L168 Benchmark]: Boogie Procedure Inliner took 765.87 ms. Allocated memory is still 1.0 GB. Free memory was 751.4 MB in the beginning and 686.5 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:45,330 INFO L168 Benchmark]: Boogie Preprocessor took 1495.84 ms. Allocated memory is still 1.0 GB. Free memory was 686.5 MB in the beginning and 863.4 MB in the end (delta: -176.9 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:45,340 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 9417.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 757.0 MB in the end (delta: 176.1 MB). Peak memory consumption was 252.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 765.87 ms. Allocated memory is still 1.0 GB. Free memory was 751.4 MB in the beginning and 686.5 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1495.84 ms. Allocated memory is still 1.0 GB. Free memory was 686.5 MB in the beginning and 863.4 MB in the end (delta: -176.9 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...