./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.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/float-benchs/rlim_invariant.c.v+lhb-reducer.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 22373866aae52af60bd2dae8e24bb583522182de ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float-benchs/rlim_invariant.c.v+lhb-reducer.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 22373866aae52af60bd2dae8e24bb583522182de ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:58:09,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:09,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:09,639 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:09,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:09,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:09,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:09,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:09,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:09,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:09,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:09,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:09,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:09,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:09,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:09,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:09,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:09,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:09,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:09,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:09,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:09,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:09,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:09,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:09,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:09,756 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:09,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:09,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:09,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:09,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:09,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:09,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:09,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:09,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:09,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:09,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:09,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:09,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:09,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:09,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:09,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:09,790 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:09,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:09,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:09,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:09,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:09,839 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:09,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:09,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:09,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:09,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:09,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:09,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:09,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:09,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:09,847 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:09,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:09,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:09,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:09,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:09,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:09,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:09,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:09,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:09,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:09,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:09,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:09,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:09,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:09,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:09,857 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 -> 22373866aae52af60bd2dae8e24bb583522182de [2019-11-26 16:58:10,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:10,474 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:10,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:10,484 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:10,488 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:10,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-26 16:58:10,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ace08650/d7efc0f26d0f4c3884de195ec494e4dd/FLAG2d189aa9b [2019-11-26 16:58:11,744 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:11,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-26 16:58:11,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ace08650/d7efc0f26d0f4c3884de195ec494e4dd/FLAG2d189aa9b [2019-11-26 16:58:11,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ace08650/d7efc0f26d0f4c3884de195ec494e4dd [2019-11-26 16:58:11,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:11,817 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:11,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:11,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:11,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:11,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:11" (1/1) ... [2019-11-26 16:58:11,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6758708e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:11, skipping insertion in model container [2019-11-26 16:58:11,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:11" (1/1) ... [2019-11-26 16:58:11,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:11,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:12,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:12,495 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:12,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:12,694 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:12,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12 WrapperNode [2019-11-26 16:58:12,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:12,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:12,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:12,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:12,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:12,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:12,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:12,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:12,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12" (1/1) ... [2019-11-26 16:58:12,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:12,926 INFO L168 Benchmark]: Toolchain (without parser) took 1077.65 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:12,930 INFO L168 Benchmark]: CDTParser took 0.44 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 16:58:12,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 879.56 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:12,942 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:12,945 INFO L168 Benchmark]: Boogie Preprocessor took 79.77 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:12,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 879.56 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.06 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.77 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. 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 16:58:16,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:16,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:16,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:16,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:16,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:16,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:16,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:16,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:16,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:16,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:16,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:16,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:16,946 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:16,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:16,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:16,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:16,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:16,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:16,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:16,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:16,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:16,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:16,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:17,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:17,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:17,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:17,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:17,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:17,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:17,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:17,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:17,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:17,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:17,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:17,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:17,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:17,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:17,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:17,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:17,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:17,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:17,080 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:17,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:17,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:17,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:17,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:17,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:17,090 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:17,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:17,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:17,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:17,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:17,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:17,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:17,096 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:17,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:17,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:17,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:17,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:17,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:17,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:17,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:17,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:17,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:17,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:17,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:17,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:17,104 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:17,105 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:17,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:17,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:17,109 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 -> 22373866aae52af60bd2dae8e24bb583522182de [2019-11-26 16:58:17,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:17,698 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:17,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:17,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:17,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:17,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-26 16:58:17,883 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692b58909/5a1955b5ba6b45d0a5d2fdafb5b643a0/FLAGe81c89cc1 [2019-11-26 16:58:18,946 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:18,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-26 16:58:18,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692b58909/5a1955b5ba6b45d0a5d2fdafb5b643a0/FLAGe81c89cc1 [2019-11-26 16:58:19,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/692b58909/5a1955b5ba6b45d0a5d2fdafb5b643a0 [2019-11-26 16:58:19,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:19,025 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:19,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:19,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:19,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:19,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6758708e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19, skipping insertion in model container [2019-11-26 16:58:19,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:19,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:19,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:19,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:19,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:19,853 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:19,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19 WrapperNode [2019-11-26 16:58:19,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:19,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:19,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:19,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:19,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:19,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:19,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:19,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:19,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:19,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19" (1/1) ... [2019-11-26 16:58:20,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:20,056 INFO L168 Benchmark]: Toolchain (without parser) took 1025.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:20,057 INFO L168 Benchmark]: CDTParser took 1.68 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 16:58:20,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.97 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:20,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.04 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:20,060 INFO L168 Benchmark]: Boogie Preprocessor took 75.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:20,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 825.97 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.04 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...