./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-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-industry-pattern/mod3.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8890a6e15e91dc33e0e8fdcf0ca164911989393b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-industry-pattern/mod3.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8890a6e15e91dc33e0e8fdcf0ca164911989393b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:13:52,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:52,765 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:52,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:52,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:52,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:52,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:52,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:52,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:52,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:52,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:52,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:52,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:52,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:52,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:52,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:52,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:52,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:52,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:52,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:52,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:52,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:52,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:52,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:52,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:52,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:52,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:52,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:52,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:52,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:52,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:52,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:52,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:52,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:52,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:52,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:52,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:52,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:52,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:52,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:52,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:52,944 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:52,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:52,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:52,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:52,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:52,995 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:52,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:52,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:52,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:52,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:52,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:53,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:53,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:53,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:53,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:53,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:53,014 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:53,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:53,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:53,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:53,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:53,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:53,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:53,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:53,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:53,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:53,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:53,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:53,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:53,023 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 -> 8890a6e15e91dc33e0e8fdcf0ca164911989393b [2019-11-27 16:13:53,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:53,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:53,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:53,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:53,580 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:53,583 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-11-27 16:13:53,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6584be52/e43ff99d1c034eb3a11c63b6eba176ca/FLAGbe0869196 [2019-11-27 16:13:54,819 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:54,822 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-11-27 16:13:54,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6584be52/e43ff99d1c034eb3a11c63b6eba176ca/FLAGbe0869196 [2019-11-27 16:13:54,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6584be52/e43ff99d1c034eb3a11c63b6eba176ca [2019-11-27 16:13:54,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:54,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:54,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:54,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:54,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:54,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:54" (1/1) ... [2019-11-27 16:13:54,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c002b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:54, skipping insertion in model container [2019-11-27 16:13:54,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:54" (1/1) ... [2019-11-27 16:13:54,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:54,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:55,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:55,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:55,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:55,507 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:55,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55 WrapperNode [2019-11-27 16:13:55,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:55,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:55,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:55,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:55,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:55,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:55,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:55,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:55,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:55" (1/1) ... [2019-11-27 16:13:55,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:55,748 INFO L168 Benchmark]: Toolchain (without parser) took 855.13 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:55,762 INFO L168 Benchmark]: CDTParser took 0.43 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 16:13:55,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:55,770 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:55,772 INFO L168 Benchmark]: Boogie Preprocessor took 56.48 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:55,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 630.52 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 997.0 MB in the end (delta: -46.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.48 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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 16:13:59,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:59,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:59,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:59,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:59,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:59,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:59,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:59,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:59,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:59,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:59,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:59,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:59,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:59,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:59,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:59,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:59,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:59,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:59,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:59,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:59,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:00,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:00,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:00,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:00,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:00,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:00,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:00,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:00,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:00,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:00,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:00,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:00,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:00,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:00,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:00,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:00,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:00,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:00,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:00,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:00,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:00,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:00,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:00,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:00,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:00,138 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:00,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:00,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:00,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:00,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:00,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:00,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:00,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:00,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:00,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:00,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:00,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:00,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:00,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:00,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:00,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:00,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:00,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:00,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:00,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:00,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:00,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:00,153 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:00,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:00,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:00,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:00,157 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 -> 8890a6e15e91dc33e0e8fdcf0ca164911989393b [2019-11-27 16:14:00,729 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:00,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:00,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:00,770 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:00,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:00,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-11-27 16:14:00,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b64b5606/cb8d437660f74f0eb4b11514d3a95a31/FLAGbc470bdf4 [2019-11-27 16:14:01,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:01,975 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-11-27 16:14:01,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b64b5606/cb8d437660f74f0eb4b11514d3a95a31/FLAGbc470bdf4 [2019-11-27 16:14:02,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b64b5606/cb8d437660f74f0eb4b11514d3a95a31 [2019-11-27 16:14:02,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:02,046 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:02,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:02,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:02,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:02,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,074 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 04:14:02, skipping insertion in model container [2019-11-27 16:14:02,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:02,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:02,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:02,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:02,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:02,703 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:02,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02 WrapperNode [2019-11-27 16:14:02,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:02,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:02,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:02,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:02,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:02,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:02,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:02,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:02,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:02" (1/1) ... [2019-11-27 16:14:02,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:02,986 INFO L168 Benchmark]: Toolchain (without parser) took 933.19 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. [2019-11-27 16:14:02,987 INFO L168 Benchmark]: CDTParser took 0.39 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 16:14:02,992 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.24 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 16:14:02,996 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:02,997 INFO L168 Benchmark]: Boogie Preprocessor took 70.31 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. [2019-11-27 16:14:03,010 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 652.24 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 186.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.31 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...