./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifncompf.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/array-fpi/ifncompf.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 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-fpi/ifncompf.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 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:23:07,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:07,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:07,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:07,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:07,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:07,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:07,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:07,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:07,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:07,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:07,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:07,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:07,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:07,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:07,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:07,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:07,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:07,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:07,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:07,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:07,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:07,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:07,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:07,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:07,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:07,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:07,832 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:07,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:07,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:07,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:07,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:07,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:07,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:07,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:07,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:07,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:07,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:07,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:07,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:07,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:07,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:07,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:07,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:07,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:07,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:07,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:07,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:07,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:07,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:07,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:07,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:07,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:07,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:07,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:07,888 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:07,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:07,890 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:07,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:07,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:07,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:07,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:07,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:07,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:07,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:07,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:07,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:07,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:07,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:07,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:07,894 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 -> 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 [2019-11-25 22:23:08,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:08,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:08,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:08,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:08,288 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:08,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-25 22:23:08,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ace101dba/aacf52cfe5b34dc489995dc9971c22c6/FLAG403f0d24e [2019-11-25 22:23:09,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:09,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-25 22:23:09,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ace101dba/aacf52cfe5b34dc489995dc9971c22c6/FLAG403f0d24e [2019-11-25 22:23:09,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ace101dba/aacf52cfe5b34dc489995dc9971c22c6 [2019-11-25 22:23:09,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:09,478 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:09,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:09,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:09,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:09,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:09" (1/1) ... [2019-11-25 22:23:09,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603018b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:09, skipping insertion in model container [2019-11-25 22:23:09,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:09" (1/1) ... [2019-11-25 22:23:09,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:09,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:09,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:09,905 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:10,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:10,023 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:10,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10 WrapperNode [2019-11-25 22:23:10,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:10,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:10,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:10,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:10,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:10,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:10,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:10,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:10,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:10" (1/1) ... [2019-11-25 22:23:10,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:10,204 INFO L168 Benchmark]: Toolchain (without parser) took 721.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 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. [2019-11-25 22:23:10,218 INFO L168 Benchmark]: CDTParser took 0.96 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. [2019-11-25 22:23:10,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 561.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:10,223 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.14 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:10,223 INFO L168 Benchmark]: Boogie Preprocessor took 56.70 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:10,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 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 561.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 96.14 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.70 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 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 0.1.24-65d6cd2 [2019-11-25 22:23:13,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:13,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:13,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:13,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:13,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:13,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:13,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:13,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:13,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:13,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:13,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:13,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:13,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:13,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:13,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:13,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:13,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:13,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:13,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:13,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:13,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:13,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:13,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:13,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:13,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:13,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:13,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:13,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:13,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:13,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:13,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:13,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:13,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:13,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:13,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:13,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:13,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:13,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:13,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:13,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:13,139 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:13,161 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:13,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:13,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:13,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:13,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:13,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:13,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:13,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:13,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:13,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:13,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:13,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:13,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:13,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:13,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:13,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:13,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:13,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:13,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:13,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:13,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:13,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:13,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:13,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:13,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:13,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:13,179 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:13,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:13,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:13,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:13,181 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 -> 164b91ab2dbe3523d6f674cc1047c15fbc2d5be5 [2019-11-25 22:23:13,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:13,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:13,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:13,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:13,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:13,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-25 22:23:13,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ba9a85c/ce842ca8a6fa47139201f75ec90737c4/FLAG59be7631b [2019-11-25 22:23:14,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:14,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifncompf.c [2019-11-25 22:23:14,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ba9a85c/ce842ca8a6fa47139201f75ec90737c4/FLAG59be7631b [2019-11-25 22:23:14,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2ba9a85c/ce842ca8a6fa47139201f75ec90737c4 [2019-11-25 22:23:14,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:14,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:14,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:14,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:14,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:14,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:14" (1/1) ... [2019-11-25 22:23:14,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b775e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:14, skipping insertion in model container [2019-11-25 22:23:14,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:14" (1/1) ... [2019-11-25 22:23:14,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:14,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:15,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:15,292 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:15,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:15,453 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:15,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15 WrapperNode [2019-11-25 22:23:15,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:15,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:15,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:15,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:15,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:15,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:15,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:15,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:15,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:15,622 INFO L168 Benchmark]: Toolchain (without parser) took 810.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.3 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,624 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-25 22:23:15,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.03 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 991.0 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:15,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.93 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:15,631 INFO L168 Benchmark]: Boogie Preprocessor took 73.71 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 641.03 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 991.0 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 87.93 ms. Allocated memory is still 1.0 GB. Free memory was 991.0 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.71 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...