./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/loop-lit/gsv2008.c.i.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 c8a6493762f89d18a23d3a0b9dc19677bd5f4752 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-lit/gsv2008.c.i.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 c8a6493762f89d18a23d3a0b9dc19677bd5f4752 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:10:33,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:10:33,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:10:33,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:10:33,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:10:33,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:10:33,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:10:33,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:10:33,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:10:33,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:10:33,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:10:33,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:10:33,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:10:33,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:10:33,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:10:33,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:10:33,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:10:33,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:10:33,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:10:33,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:10:33,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:10:33,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:10:33,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:10:33,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:10:33,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:10:33,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:10:33,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:10:33,818 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:10:33,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:10:33,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:10:33,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:10:33,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:10:33,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:10:33,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:10:33,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:10:33,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:10:33,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:10:33,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:10:33,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:10:33,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:10:33,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:10:33,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:10:33,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:10:33,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:10:33,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:10:33,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:10:33,897 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:10:33,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:10:33,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:10:33,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:10:33,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:10:33,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:10:33,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:10:33,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:10:33,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:10:33,905 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:10:33,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:10:33,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:10:33,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:10:33,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:10:33,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:10:33,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:10:33,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:10:33,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:10:33,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:10:33,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:10:33,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:10:33,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:10:33,914 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:10:33,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:10:33,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:10:33,915 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 -> c8a6493762f89d18a23d3a0b9dc19677bd5f4752 [2019-11-24 21:10:34,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:10:34,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:10:34,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:10:34,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:10:34,553 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:10:34,554 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-24 21:10:34,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d9f6f15/1f48ff6766cc4d5faf7014e9d888e3ed/FLAGa3a9acd4d [2019-11-24 21:10:35,754 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:10:35,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-24 21:10:35,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d9f6f15/1f48ff6766cc4d5faf7014e9d888e3ed/FLAGa3a9acd4d [2019-11-24 21:10:35,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13d9f6f15/1f48ff6766cc4d5faf7014e9d888e3ed [2019-11-24 21:10:35,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:10:35,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:10:35,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:35,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:10:35,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:10:35,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:35" (1/1) ... [2019-11-24 21:10:35,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c002b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:35, skipping insertion in model container [2019-11-24 21:10:35,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:35" (1/1) ... [2019-11-24 21:10:35,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:10:35,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:10:36,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:36,351 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:10:36,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:36,412 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:10:36,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36 WrapperNode [2019-11-24 21:10:36,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:36,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:36,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:10:36,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:10:36,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:36,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:10:36,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:10:36,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:10:36,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:36" (1/1) ... [2019-11-24 21:10:36,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:10:36,657 INFO L168 Benchmark]: Toolchain (without parser) took 825.33 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:36,659 INFO L168 Benchmark]: CDTParser took 1.39 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. [2019-11-24 21:10:36,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:36,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:36,668 INFO L168 Benchmark]: Boogie Preprocessor took 52.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:36,680 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.39 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 595.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.1 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 0.1.24-32f2683 [2019-11-24 21:10:40,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:10:40,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:10:40,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:10:40,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:10:40,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:10:40,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:10:40,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:10:40,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:10:40,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:10:40,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:10:40,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:10:40,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:10:40,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:10:40,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:10:40,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:10:40,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:10:40,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:10:40,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:10:40,698 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:10:40,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:10:40,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:10:40,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:10:40,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:10:40,728 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:10:40,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:10:40,729 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:10:40,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:10:40,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:10:40,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:10:40,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:10:40,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:10:40,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:10:40,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:10:40,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:10:40,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:10:40,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:10:40,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:10:40,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:10:40,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:10:40,761 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:10:40,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:10:40,808 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:10:40,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:10:40,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:10:40,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:10:40,815 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:10:40,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:10:40,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:10:40,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:10:40,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:10:40,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:10:40,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:10:40,820 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:10:40,820 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:10:40,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:10:40,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:10:40,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:10:40,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:10:40,825 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:10:40,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:10:40,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:10:40,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:10:40,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:10:40,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:10:40,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:10:40,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:10:40,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:10:40,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:10:40,831 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:10:40,831 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:10:40,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:10:40,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:10:40,834 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 -> c8a6493762f89d18a23d3a0b9dc19677bd5f4752 [2019-11-24 21:10:41,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:10:41,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:10:41,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:10:41,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:10:41,465 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:10:41,468 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-24 21:10:41,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fc71960/a9fe629e6a514b3e9cb87641f31f46a4/FLAGc68d0abf7 [2019-11-24 21:10:42,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:10:42,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-24 21:10:42,726 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fc71960/a9fe629e6a514b3e9cb87641f31f46a4/FLAGc68d0abf7 [2019-11-24 21:10:42,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27fc71960/a9fe629e6a514b3e9cb87641f31f46a4 [2019-11-24 21:10:42,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:10:42,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:10:42,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:42,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:10:42,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:10:42,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:42" (1/1) ... [2019-11-24 21:10:42,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c60f834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:42, skipping insertion in model container [2019-11-24 21:10:42,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:42" (1/1) ... [2019-11-24 21:10:42,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:10:42,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:10:43,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:43,294 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:10:43,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:43,357 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:10:43,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43 WrapperNode [2019-11-24 21:10:43,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:43,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:43,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:10:43,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:10:43,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:43,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:10:43,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:10:43,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:10:43,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,489 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:43" (1/1) ... [2019-11-24 21:10:43,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:10:43,508 INFO L168 Benchmark]: Toolchain (without parser) took 727.39 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 991.2 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:43,510 INFO L168 Benchmark]: CDTParser took 2.16 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. [2019-11-24 21:10:43,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.83 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:43,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:43,516 INFO L168 Benchmark]: Boogie Preprocessor took 40.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:43,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16 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 575.83 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 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 102.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 40.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...