./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label27.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 571733b9b2b4edd3beb90cbc1a974d2015477291 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label27.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 571733b9b2b4edd3beb90cbc1a974d2015477291 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:08,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:08,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:08,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:08,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:08,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:08,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:08,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:08,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:08,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:08,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:08,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:08,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:08,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:08,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:08,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:08,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:08,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:08,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:08,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:08,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:08,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:08,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:08,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:08,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:08,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:08,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:08,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:08,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:08,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:08,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:08,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:08,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:08,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:08,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:08,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:08,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:08,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:08,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:08,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:08,848 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:08,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:08,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:08,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:08,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:08,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:08,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:08,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:08,897 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:08,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:08,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:08,899 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:08,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:08,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:08,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:08,903 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:08,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:08,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:08,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:08,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:08,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:08,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:08,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:08,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:08,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:08,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:08,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:08,909 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:08,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:08,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:08,912 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 -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2019-11-27 15:43:09,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:09,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:09,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:09,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:09,581 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:09,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 15:43:09,739 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114410ff8/f03f97f8a0d14719a25fdb31258d84f6/FLAG71d940a27 [2019-11-27 15:43:10,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:10,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 15:43:11,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114410ff8/f03f97f8a0d14719a25fdb31258d84f6/FLAG71d940a27 [2019-11-27 15:43:11,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/114410ff8/f03f97f8a0d14719a25fdb31258d84f6 [2019-11-27 15:43:11,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:11,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:11,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:11,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:11,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:11,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:11" (1/1) ... [2019-11-27 15:43:11,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:11, skipping insertion in model container [2019-11-27 15:43:11,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:11" (1/1) ... [2019-11-27 15:43:11,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:11,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:12,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:12,284 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:12,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:12,510 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:12,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12 WrapperNode [2019-11-27 15:43:12,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:12,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:12,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:12,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:12,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:12,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:12,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:12,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:12,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:12,922 INFO L168 Benchmark]: Toolchain (without parser) took 1848.08 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 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:12,923 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:12,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1450.49 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:12,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.34 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:12,931 INFO L168 Benchmark]: Boogie Preprocessor took 165.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:12,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1450.49 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 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.34 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.96 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:16,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:16,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:16,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:16,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:16,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:16,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:16,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:16,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:16,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:16,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:16,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:16,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:16,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:16,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:16,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:16,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:16,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:16,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:16,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:16,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:16,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:16,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:16,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:16,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:16,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:16,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:16,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:16,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:16,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:16,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:16,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:16,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:16,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:16,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:16,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:16,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:16,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:16,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:16,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:16,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:16,999 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:17,037 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:17,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:17,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:17,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:17,045 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:17,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:17,046 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:17,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:17,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:17,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:17,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:17,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:17,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:17,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:17,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:17,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:17,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:17,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:17,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:17,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:17,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:17,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:17,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:17,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:17,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:17,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:17,059 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:17,060 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:17,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:17,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:17,065 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 -> 571733b9b2b4edd3beb90cbc1a974d2015477291 [2019-11-27 15:43:17,735 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:17,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:17,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:17,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:17,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:17,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 15:43:17,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67490084b/4d961296e82e4af4bc35c9a280dc9d29/FLAG7cfa86a54 [2019-11-27 15:43:19,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:19,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label27.c [2019-11-27 15:43:19,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67490084b/4d961296e82e4af4bc35c9a280dc9d29/FLAG7cfa86a54 [2019-11-27 15:43:19,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67490084b/4d961296e82e4af4bc35c9a280dc9d29 [2019-11-27 15:43:19,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:19,613 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:19,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:19,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:19,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:19,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:19" (1/1) ... [2019-11-27 15:43:19,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:19, skipping insertion in model container [2019-11-27 15:43:19,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:19" (1/1) ... [2019-11-27 15:43:19,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:19,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:20,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:20,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:21,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:21,090 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:21,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21 WrapperNode [2019-11-27 15:43:21,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:21,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:21,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:21,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:21,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:21,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:21,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:21,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:21,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:21,514 INFO L168 Benchmark]: Toolchain (without parser) took 1894.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.4 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:21,517 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:21,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:21,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.61 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:21,531 INFO L168 Benchmark]: Boogie Preprocessor took 204.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:21,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1475.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.8 MB in the end (delta: -23.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.61 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 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...