./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test10.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/ldv-regression/test10.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 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/test10.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 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:07:40,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:40,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:40,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:40,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:40,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:40,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:40,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:40,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:40,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:40,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:40,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:40,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:40,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:40,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:40,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:40,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:40,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:40,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:40,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:40,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:40,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:40,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:40,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:40,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:40,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:40,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:40,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:40,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:40,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:40,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:40,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:40,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:40,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:40,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:40,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:40,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:40,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:40,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:40,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:40,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:40,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:40,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:40,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:40,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:40,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:40,992 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:40,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:40,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:40,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:40,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:40,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:40,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:40,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:40,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:40,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:40,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:40,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:40,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:40,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:41,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:41,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:41,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:41,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:41,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:41,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:41,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:41,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:41,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:41,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:41,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:41,007 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 -> 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d [2019-11-24 21:07:41,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:41,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:41,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:41,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:41,679 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:41,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test10.c [2019-11-24 21:07:41,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dbe1ef7/d359e3dd40bd4950b469b85a436cf45f/FLAGb73ebeefa [2019-11-24 21:07:42,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:42,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test10.c [2019-11-24 21:07:42,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dbe1ef7/d359e3dd40bd4950b469b85a436cf45f/FLAGb73ebeefa [2019-11-24 21:07:42,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4dbe1ef7/d359e3dd40bd4950b469b85a436cf45f [2019-11-24 21:07:42,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:42,949 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:42,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:42,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:42,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:42,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:42" (1/1) ... [2019-11-24 21:07:42,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:42, skipping insertion in model container [2019-11-24 21:07:42,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:42" (1/1) ... [2019-11-24 21:07:42,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:43,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:43,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:43,540 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:43,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:43,640 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:43,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43 WrapperNode [2019-11-24 21:07:43,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:43,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:43,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:43,649 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:43,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:43,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:43,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:43,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:43,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:43,981 INFO L168 Benchmark]: Toolchain (without parser) took 1018.32 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:43,982 INFO L168 Benchmark]: CDTParser took 0.95 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. [2019-11-24 21:07:43,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.27 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. [2019-11-24 21:07:43,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.07 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 991.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:43,996 INFO L168 Benchmark]: Boogie Preprocessor took 98.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:44,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 686.27 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 220.07 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 991.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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 21:07:47,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:47,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:47,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:47,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:47,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:47,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:47,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:47,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:47,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:47,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:47,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:47,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:47,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:47,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:47,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:47,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:47,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:47,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:47,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:47,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:47,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:47,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:47,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:47,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:47,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:47,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:47,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:47,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:47,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:47,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:47,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:47,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:47,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:47,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:48,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:48,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:48,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:48,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:48,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:48,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:48,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:48,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:48,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:48,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:48,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:48,058 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:48,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:48,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:48,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:48,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:48,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:48,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:48,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:48,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:48,065 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:48,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:48,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:48,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:48,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:48,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:48,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:48,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:48,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:48,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:48,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:48,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:48,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:48,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:48,073 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:48,073 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:48,074 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:48,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:48,077 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 -> 900cf067f789b553aebf3fa7c6ef8f7bd9edc39d [2019-11-24 21:07:48,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:48,705 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:48,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:48,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:48,720 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:48,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test10.c [2019-11-24 21:07:48,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67ea9865d/b953516e1f0441d5bdd75537faea1550/FLAG3ed91c1ce [2019-11-24 21:07:49,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:49,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test10.c [2019-11-24 21:07:49,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67ea9865d/b953516e1f0441d5bdd75537faea1550/FLAG3ed91c1ce [2019-11-24 21:07:50,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67ea9865d/b953516e1f0441d5bdd75537faea1550 [2019-11-24 21:07:50,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:50,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:50,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:50,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:50,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:50,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50, skipping insertion in model container [2019-11-24 21:07:50,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:50,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:50,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:50,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:50,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:50,791 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:50,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50 WrapperNode [2019-11-24 21:07:50,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:50,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:50,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:50,796 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:50,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:50,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:51,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:51,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:51,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:51,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:50" (1/1) ... [2019-11-24 21:07:51,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:51,130 INFO L168 Benchmark]: Toolchain (without parser) took 1053.72 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 989.8 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:51,135 INFO L168 Benchmark]: CDTParser took 3.79 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. [2019-11-24 21:07:51,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.58 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:51,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 235.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:51,143 INFO L168 Benchmark]: Boogie Preprocessor took 95.34 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:51,158 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.79 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 714.58 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 948.8 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 235.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.2 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 95.34 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...