./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/terminator_02-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_02-1.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 373a42d768821561cf3a59e950efa4caf2842fe4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_02-1.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 373a42d768821561cf3a59e950efa4caf2842fe4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:50:53,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:53,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:53,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:53,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:53,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:53,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:53,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:53,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:53,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:53,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:53,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:53,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:53,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:53,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:53,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:53,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:53,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:53,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:53,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:53,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:53,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:53,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:53,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:53,932 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:53,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:53,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:53,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:53,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:53,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:53,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:53,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:53,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:53,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:53,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:53,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:53,954 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:53,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:53,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:53,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:53,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:53,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:54,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:54,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:54,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:54,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:54,024 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:54,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:54,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:54,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:54,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:54,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:54,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:54,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:54,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:54,035 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:54,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:54,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:54,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:54,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:54,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:54,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:54,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:54,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:54,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:54,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:54,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:54,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:54,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:54,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:54,044 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 -> 373a42d768821561cf3a59e950efa4caf2842fe4 [2019-11-27 09:50:54,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:54,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:54,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:54,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:54,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:54,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_02-1.c [2019-11-27 09:50:54,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa2e07dd7/8d9930de036843fe8ca4b3d441b0e03e/FLAGc47283dc3 [2019-11-27 09:50:55,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:55,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_02-1.c [2019-11-27 09:50:55,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa2e07dd7/8d9930de036843fe8ca4b3d441b0e03e/FLAGc47283dc3 [2019-11-27 09:50:55,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa2e07dd7/8d9930de036843fe8ca4b3d441b0e03e [2019-11-27 09:50:55,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:55,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:55,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:55,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:55,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:55,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:55" (1/1) ... [2019-11-27 09:50:55,951 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 09:50:55, skipping insertion in model container [2019-11-27 09:50:55,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:55" (1/1) ... [2019-11-27 09:50:55,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:56,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:56,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:56,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:56,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:56,556 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:56,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56 WrapperNode [2019-11-27 09:50:56,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:56,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:56,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:56,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:56,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:56,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:56,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:56,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:56,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:56" (1/1) ... [2019-11-27 09:50:56,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:56,800 INFO L168 Benchmark]: Toolchain (without parser) took 870.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:56,804 INFO L168 Benchmark]: CDTParser took 1.87 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 09:50:56,820 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:56,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:56,825 INFO L168 Benchmark]: Boogie Preprocessor took 54.97 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:56,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.87 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 631.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 170.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.97 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:00,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:00,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:00,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:00,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:00,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:00,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:00,748 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:00,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:00,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:00,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:00,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:00,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:00,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:00,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:00,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:00,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:00,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:00,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:00,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:00,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:00,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:00,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:00,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:00,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:00,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:00,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:00,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:00,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:00,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:00,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:00,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:00,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:51:00,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:51:00,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:51:00,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:51:00,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:51:00,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:51:00,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:51:00,856 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:51:00,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:51:00,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:51:00,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:51:00,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:51:00,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:51:00,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:51:00,911 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:51:00,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:51:00,912 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:51:00,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:51:00,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:51:00,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:51:00,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:51:00,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:51:00,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:51:00,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:51:00,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:51:00,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:51:00,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:51:00,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:51:00,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:51:00,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:51:00,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:51:00,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:51:00,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:51:00,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:51:00,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:51:00,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:51:00,925 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:51:00,925 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:51:00,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:51:00,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:51:00,928 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 -> 373a42d768821561cf3a59e950efa4caf2842fe4 [2019-11-27 09:51:01,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:51:01,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:51:01,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:51:01,556 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:51:01,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:51:01,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/terminator_02-1.c [2019-11-27 09:51:01,713 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db06b4354/3b3dfe88148d40ed8846cdbde220d527/FLAG5227ad541 [2019-11-27 09:51:02,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:51:02,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/terminator_02-1.c [2019-11-27 09:51:02,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db06b4354/3b3dfe88148d40ed8846cdbde220d527/FLAG5227ad541 [2019-11-27 09:51:02,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db06b4354/3b3dfe88148d40ed8846cdbde220d527 [2019-11-27 09:51:02,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:51:02,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:51:02,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:02,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:51:02,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:51:02,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:02, skipping insertion in model container [2019-11-27 09:51:02,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:51:02" (1/1) ... [2019-11-27 09:51:02,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:51:02,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:51:03,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:03,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:51:03,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:51:03,421 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:51:03,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03 WrapperNode [2019-11-27 09:51:03,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:51:03,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:03,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:51:03,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:51:03,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:51:03,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:51:03,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:51:03,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:51:03,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:51:03" (1/1) ... [2019-11-27 09:51:03,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:51:03,652 INFO L168 Benchmark]: Toolchain (without parser) took 812.66 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:51:03,659 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-27 09:51:03,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.10 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. [2019-11-27 09:51:03,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.55 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: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:03,665 INFO L168 Benchmark]: Boogie Preprocessor took 41.62 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:51:03,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 596.10 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 162.55 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: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 41.62 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...