./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 509859d6 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 0.1.24-509859d [2019-11-27 16:13:39,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:39,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:39,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:39,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:39,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:39,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:39,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:39,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:39,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:39,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:39,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:39,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:39,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:39,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:39,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:39,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:39,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:39,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:39,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:39,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:39,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:39,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:39,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:39,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:39,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:39,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:39,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:39,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:39,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:39,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:39,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:39,904 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:39,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:39,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:39,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:39,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:39,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:39,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:39,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:39,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:39,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:39,964 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:39,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:39,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:39,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:39,974 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:39,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:39,977 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:39,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:39,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:39,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:39,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:39,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:39,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:39,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:39,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:39,983 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:39,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:39,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:39,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:39,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:39,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:39,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:39,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:39,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:39,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:39,989 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:39,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:39,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:39,991 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 [2019-11-27 16:13:40,593 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:40,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:40,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:40,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:40,649 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:40,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-27 16:13:40,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a788befb/9f35452f4da646e1b5297a3709ade7a4/FLAGcaf3c1b2c [2019-11-27 16:13:41,843 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:41,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-27 16:13:41,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a788befb/9f35452f4da646e1b5297a3709ade7a4/FLAGcaf3c1b2c [2019-11-27 16:13:41,899 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a788befb/9f35452f4da646e1b5297a3709ade7a4 [2019-11-27 16:13:41,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:41,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:41,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:41,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:41,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:41,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:41" (1/1) ... [2019-11-27 16:13:41,934 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 27.11 04:13:41, skipping insertion in model container [2019-11-27 16:13:41,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:41" (1/1) ... [2019-11-27 16:13:41,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:42,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:42,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:42,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:42,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:42,545 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:42,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42 WrapperNode [2019-11-27 16:13:42,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:42,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:42,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:42,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:42,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:42,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:42,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:42,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:42,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:42" (1/1) ... [2019-11-27 16:13:42,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:42,809 INFO L168 Benchmark]: Toolchain (without parser) took 890.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:42,815 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:42,818 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.98 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:42,822 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:42,825 INFO L168 Benchmark]: Boogie Preprocessor took 57.92 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:42,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 635.98 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.92 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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 0.1.24-509859d [2019-11-27 16:13:46,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:46,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:46,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:46,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:46,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:46,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:46,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:46,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:46,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:46,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:46,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:46,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:46,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:46,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:46,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:46,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:46,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:46,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:46,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:46,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:46,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:46,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:46,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:46,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:46,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:46,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:46,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:46,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:46,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:46,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:46,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:46,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:46,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:46,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:46,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:46,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:46,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:46,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:46,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:46,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:46,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:47,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:47,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:47,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:47,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:47,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:47,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:47,024 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:47,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:47,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:47,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:47,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:47,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:47,028 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:47,030 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:47,030 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:47,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:47,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:47,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:47,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:47,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:47,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:47,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:47,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:47,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:47,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:47,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:47,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:47,039 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:47,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:47,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:47,041 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 [2019-11-27 16:13:47,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:47,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:47,655 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:47,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:47,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:47,664 INFO L428 ainManager$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 [2019-11-27 16:13:47,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64301e936/f120072671ba4201a6c94d622d87bc69/FLAGf7d168f45 [2019-11-27 16:13:48,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:48,831 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gsv2008.c.i.v+lhb-reducer.c [2019-11-27 16:13:48,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64301e936/f120072671ba4201a6c94d622d87bc69/FLAGf7d168f45 [2019-11-27 16:13:48,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64301e936/f120072671ba4201a6c94d622d87bc69 [2019-11-27 16:13:48,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:48,990 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:48,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:48,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:49,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:49,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:48" (1/1) ... [2019-11-27 16:13:49,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b733779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49, skipping insertion in model container [2019-11-27 16:13:49,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:48" (1/1) ... [2019-11-27 16:13:49,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:49,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:49,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:49,555 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:49,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:49,646 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:49,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49 WrapperNode [2019-11-27 16:13:49,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:49,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:49,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:49,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:49,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:49,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:49,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:49,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:49,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:49" (1/1) ... [2019-11-27 16:13:49,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:49,909 INFO L168 Benchmark]: Toolchain (without parser) took 915.24 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 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:49,919 INFO L168 Benchmark]: CDTParser took 1.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:49,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 657.95 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:49,930 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:49,931 INFO L168 Benchmark]: Boogie Preprocessor took 52.31 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:49,936 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 657.95 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 52.31 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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...