./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-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.p+cfa-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 d70b8a99a80d4539d473a750e7161a73c79074b4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.p+cfa-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 d70b8a99a80d4539d473a750e7161a73c79074b4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:58:09,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:09,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:09,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:09,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:09,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:09,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:09,712 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:09,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:09,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:09,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:09,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:09,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:09,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:09,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:09,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:09,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:09,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:09,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:09,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:09,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:09,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:09,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:09,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:09,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:09,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:09,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:09,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:09,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:09,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:09,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:09,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:09,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:09,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:09,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:09,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:09,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:09,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:09,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:09,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:09,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:09,836 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:09,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:09,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:09,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:09,883 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:09,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:09,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:09,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:09,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:09,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:09,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:09,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:09,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:09,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:09,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:09,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:09,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:09,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:09,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:09,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:09,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:09,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:09,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:09,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:09,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:09,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:09,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:09,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:09,899 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 -> d70b8a99a80d4539d473a750e7161a73c79074b4 [2019-11-26 16:58:10,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:10,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:10,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:10,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:10,484 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:10,485 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-26 16:58:10,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d833c90c8/bb612d0678864374a157de46c4ef3b6f/FLAG8e5c6b8ab [2019-11-26 16:58:11,619 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:11,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-26 16:58:11,640 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d833c90c8/bb612d0678864374a157de46c4ef3b6f/FLAG8e5c6b8ab [2019-11-26 16:58:11,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d833c90c8/bb612d0678864374a157de46c4ef3b6f [2019-11-26 16:58:11,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:11,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:11,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:11,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:11,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:11,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:11" (1/1) ... [2019-11-26 16:58:11,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d0afd2 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 16:58:11,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:11" (1/1) ... [2019-11-26 16:58:11,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:11,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:12,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:12,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:12,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:12,542 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:12,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:12 WrapperNode [2019-11-26 16:58:12,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:12,547 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:12,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:12,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:12,569 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 16:58:12,580 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 16:58:12,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:12,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:12,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:12,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:12,655 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 16:58:12,655 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 16:58:12,657 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 16:58:12,657 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 16:58:12,667 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 16:58:12,674 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 16:58:12,687 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 16:58:12,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:12,702 INFO L168 Benchmark]: Toolchain (without parser) took 890.29 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 991.5 MB in the end (delta: -31.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:12,703 INFO L168 Benchmark]: CDTParser took 1.46 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 16:58:12,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 727.94 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 997.2 MB in the end (delta: -37.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:12,723 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.06 ms. Allocated memory is still 1.0 GB. Free memory is still 997.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:12,725 INFO L168 Benchmark]: Boogie Preprocessor took 62.78 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 991.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:12,734 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 727.94 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 997.2 MB in the end (delta: -37.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 88.06 ms. Allocated memory is still 1.0 GB. Free memory is still 997.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.78 ms. Allocated memory is still 1.0 GB. Free memory was 997.2 MB in the beginning and 991.5 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 16:58:16,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:16,616 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:16,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:16,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:16,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:16,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:16,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:16,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:16,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:16,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:16,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:16,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:16,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:16,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:16,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:16,710 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:16,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:16,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:16,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:16,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:16,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:16,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:16,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:16,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:16,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:16,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:16,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:16,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:16,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:16,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:16,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:16,771 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:16,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:16,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:16,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:16,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:16,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:16,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:16,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:16,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:16,790 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:16,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:16,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:16,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:16,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:16,838 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:16,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:16,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:16,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:16,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:16,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:16,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:16,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:16,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:16,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:16,844 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:16,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:16,845 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:16,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:16,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:16,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:16,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:16,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:16,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:16,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:16,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:16,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:16,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:16,853 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:16,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:16,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:16,855 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 -> d70b8a99a80d4539d473a750e7161a73c79074b4 [2019-11-26 16:58:17,449 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:17,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:17,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:17,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:17,496 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:17,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-26 16:58:17,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929c4833d/6899e03452e0472b91edd814de2528b8/FLAGe705e12a9 [2019-11-26 16:58:18,650 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:18,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-26 16:58:18,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929c4833d/6899e03452e0472b91edd814de2528b8/FLAGe705e12a9 [2019-11-26 16:58:18,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929c4833d/6899e03452e0472b91edd814de2528b8 [2019-11-26 16:58:18,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:18,935 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:18,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:18,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:18,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:18,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:18" (1/1) ... [2019-11-26 16:58:18,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d2104c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:18, skipping insertion in model container [2019-11-26 16:58:18,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:18" (1/1) ... [2019-11-26 16:58:18,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:19,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:19,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:19,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:19,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:19,655 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:19,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:19 WrapperNode [2019-11-26 16:58:19,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:19,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:19,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:19,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:19,683 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 16:58:19,706 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 16:58:19,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:19,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:19,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:19,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:19,762 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 16:58:19,762 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 16:58:19,777 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 16:58:19,778 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 16:58:19,798 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 16:58:19,805 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 16:58:19,810 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 16:58:19,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:19,824 INFO L168 Benchmark]: Toolchain (without parser) took 885.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:19,825 INFO L168 Benchmark]: CDTParser took 0.34 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 16:58:19,829 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:19,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.44 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 16:58:19,831 INFO L168 Benchmark]: Boogie Preprocessor took 66.74 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 16:58:19,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 715.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 93.44 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 66.74 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...