./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/terminator_01.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/loops/terminator_01.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 32428afd68005bcf440791010506ff25981be905 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops/terminator_01.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 32428afd68005bcf440791010506ff25981be905 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:03:22,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:22,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:22,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:22,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:22,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:22,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:22,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:22,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:22,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:22,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:22,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:22,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:22,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:22,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:22,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:22,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:22,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:22,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:22,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:23,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:23,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:23,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:23,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:23,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:23,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:23,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:23,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:23,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:23,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:23,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:23,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:23,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:23,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:23,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:23,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:23,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:23,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:23,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:23,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:23,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:23,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:23,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:23,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:23,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:23,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:23,113 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:23,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:23,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:23,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:23,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:23,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:23,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:23,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:23,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:23,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:23,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:23,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:23,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:23,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:23,122 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:23,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:23,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:23,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:23,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:23,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:23,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:23,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:23,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:23,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:23,128 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 -> 32428afd68005bcf440791010506ff25981be905 [2019-11-26 17:03:23,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:23,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:23,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:23,793 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:23,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:23,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_01.c [2019-11-26 17:03:23,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fe366350/26dba5fc2b534d49b0953114224057aa/FLAGa34bc3a83 [2019-11-26 17:03:25,020 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:25,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_01.c [2019-11-26 17:03:25,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fe366350/26dba5fc2b534d49b0953114224057aa/FLAGa34bc3a83 [2019-11-26 17:03:25,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fe366350/26dba5fc2b534d49b0953114224057aa [2019-11-26 17:03:25,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:25,089 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:25,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:25,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:25,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:25,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25, skipping insertion in model container [2019-11-26 17:03:25,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:25,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:25,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:25,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:25,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:25,676 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:25,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25 WrapperNode [2019-11-26 17:03:25,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:25,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:25,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:25,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:25,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:25,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:25,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:25,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:25,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:25" (1/1) ... [2019-11-26 17:03:25,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:25,930 INFO L168 Benchmark]: Toolchain (without parser) took 836.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:25,932 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:25,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.23 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:25,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:25,945 INFO L168 Benchmark]: Boogie Preprocessor took 69.67 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:25,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 585.23 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.67 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:03:29,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:29,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:29,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:29,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:29,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:29,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:29,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:29,933 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:29,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:29,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:29,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:29,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:29,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:29,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:29,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:29,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:29,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:29,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:29,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:29,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:29,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:29,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:30,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:30,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:30,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:30,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:30,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:30,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:30,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:30,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:30,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:30,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:30,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:30,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:30,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:30,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:30,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:30,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:30,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:30,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:30,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:30,086 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:30,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:30,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:30,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:30,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:30,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:30,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:30,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:30,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:30,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:30,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:30,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:30,101 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:30,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:30,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:30,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:30,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:30,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:30,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:30,106 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:30,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:30,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:30,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:30,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:30,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:30,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:30,113 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:30,113 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:30,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:30,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:30,115 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 -> 32428afd68005bcf440791010506ff25981be905 [2019-11-26 17:03:30,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:30,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:30,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:30,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:30,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:30,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_01.c [2019-11-26 17:03:31,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2861359b3/62fc7d6194f446eabdd8ca04c12a1fad/FLAGe4c2febf6 [2019-11-26 17:03:32,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:32,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_01.c [2019-11-26 17:03:32,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2861359b3/62fc7d6194f446eabdd8ca04c12a1fad/FLAGe4c2febf6 [2019-11-26 17:03:32,131 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2861359b3/62fc7d6194f446eabdd8ca04c12a1fad [2019-11-26 17:03:32,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:32,147 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:32,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:32,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:32,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:32,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,170 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 26.11 05:03:32, skipping insertion in model container [2019-11-26 17:03:32,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:32,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:32,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:32,654 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:32,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:32,708 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:32,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32 WrapperNode [2019-11-26 17:03:32,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:32,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:32,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:32,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:32,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,890 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:32,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:32,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:32,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:32,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:32,954 INFO L168 Benchmark]: Toolchain (without parser) took 793.15 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 991.2 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:32,956 INFO L168 Benchmark]: CDTParser took 0.52 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 17:03:32,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 561.98 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:32,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:32,962 INFO L168 Benchmark]: Boogie Preprocessor took 44.59 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:32,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 561.98 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 996.9 MB in the end (delta: -48.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 44.59 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...