./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label11.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/Problem06_label11.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 80815ea3fec364694db433ac480eccb84d1fc2f5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label11.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 80815ea3fec364694db433ac480eccb84d1fc2f5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:37:21,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:21,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:21,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:21,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:21,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:21,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:21,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:21,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:21,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:21,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:21,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:21,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:21,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:21,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:21,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:21,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:21,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:21,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:21,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:21,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:21,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:21,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:21,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:21,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:21,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:21,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:21,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:21,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:21,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:21,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:21,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:21,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:21,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:21,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:21,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:21,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:21,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:21,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:21,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:21,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:21,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:21,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:21,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:21,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:21,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:21,905 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:21,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:21,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:21,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:21,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:21,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:21,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:21,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:21,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:21,911 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:21,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:21,912 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:21,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:21,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:21,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:21,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:21,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:21,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:21,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:21,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:21,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:21,916 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:21,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:21,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:21,918 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 -> 80815ea3fec364694db433ac480eccb84d1fc2f5 [2019-11-26 16:37:22,511 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:22,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:22,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:22,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:22,551 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:22,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label11.c [2019-11-26 16:37:22,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92835a0e1/99489d26754943d098266b6fe70bed97/FLAGf3dd82ce0 [2019-11-26 16:37:24,735 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:24,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label11.c [2019-11-26 16:37:24,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92835a0e1/99489d26754943d098266b6fe70bed97/FLAGf3dd82ce0 [2019-11-26 16:37:24,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92835a0e1/99489d26754943d098266b6fe70bed97 [2019-11-26 16:37:24,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:24,889 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:24,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:24,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:24,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:24,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:24,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24, skipping insertion in model container [2019-11-26 16:37:24,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:24,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:25,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:29,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:29,735 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:32,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:32,375 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:32,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32 WrapperNode [2019-11-26 16:37:32,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:32,384 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:32,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:32,388 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:32,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:32,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:33,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:33,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:33,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:33,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:32" (1/1) ... [2019-11-26 16:37:33,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:33,820 INFO L168 Benchmark]: Toolchain (without parser) took 8924.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 779.8 MB in the end (delta: 153.2 MB). Peak memory consumption was 153.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:33,821 INFO L168 Benchmark]: CDTParser took 1.64 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 16:37:33,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7490.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 902.3 MB in the end (delta: 30.8 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:33,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 741.60 ms. Allocated memory is still 1.0 GB. Free memory was 902.3 MB in the beginning and 829.8 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:33,835 INFO L168 Benchmark]: Boogie Preprocessor took 683.52 ms. Allocated memory is still 1.0 GB. Free memory was 829.8 MB in the beginning and 779.8 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:33,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 7490.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 902.3 MB in the end (delta: 30.8 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 741.60 ms. Allocated memory is still 1.0 GB. Free memory was 902.3 MB in the beginning and 829.8 MB in the end (delta: 72.4 MB). Peak memory consumption was 72.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 683.52 ms. Allocated memory is still 1.0 GB. Free memory was 829.8 MB in the beginning and 779.8 MB in the end (delta: 50.0 MB). Peak memory consumption was 50.0 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 16:37:37,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:37,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:37,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:37,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:37,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:37,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:37,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:37,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:37,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:37,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:37,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:37,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:37,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:37,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:37,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:37,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:37,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:37,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:37,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:37,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:37,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:38,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:38,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:38,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:38,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:38,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:38,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:38,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:38,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:38,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:38,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:38,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:38,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:38,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:38,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:38,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:38,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:38,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:38,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:38,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:38,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:38,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:38,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:38,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:38,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:38,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:38,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:38,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:38,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:38,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:38,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:38,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:38,103 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:38,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:38,104 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:38,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:38,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:38,106 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:38,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:38,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:38,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:38,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:38,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:38,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:38,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:38,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:38,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:38,115 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:38,115 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:38,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:38,116 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:38,118 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 -> 80815ea3fec364694db433ac480eccb84d1fc2f5 [2019-11-26 16:37:38,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:38,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:38,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:38,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:38,821 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:38,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label11.c [2019-11-26 16:37:38,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7335a31/4a96243bb6d44488b40b5c5de086d5ac/FLAG815198ef0 [2019-11-26 16:37:41,129 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:41,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label11.c [2019-11-26 16:37:41,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7335a31/4a96243bb6d44488b40b5c5de086d5ac/FLAG815198ef0 [2019-11-26 16:37:41,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7335a31/4a96243bb6d44488b40b5c5de086d5ac [2019-11-26 16:37:41,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:41,369 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:41,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:41,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:41,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:41,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:41,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41, skipping insertion in model container [2019-11-26 16:37:41,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:41,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:41,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:46,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:46,446 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:48,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:49,025 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:49,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49 WrapperNode [2019-11-26 16:37:49,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:49,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:49,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:49,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:49,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:49,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:49,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:49,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:49,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:49,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:49,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:49,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:49,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:49,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:49" (1/1) ... [2019-11-26 16:37:50,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:50,470 INFO L168 Benchmark]: Toolchain (without parser) took 9096.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 757.1 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,471 INFO L168 Benchmark]: CDTParser took 3.99 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 16:37:50,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7659.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 885.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 268.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 697.91 ms. Allocated memory is still 1.0 GB. Free memory was 885.2 MB in the beginning and 814.6 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,481 INFO L168 Benchmark]: Boogie Preprocessor took 732.14 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 757.1 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:50,492 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.99 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 7659.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 885.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 268.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 697.91 ms. Allocated memory is still 1.0 GB. Free memory was 885.2 MB in the beginning and 814.6 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 732.14 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 757.1 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...