./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_5.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/loop-industry-pattern/ofuf_5.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 658fb86b778ce736cacc34b3e32f0de13d67d4be ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ofuf_5.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 658fb86b778ce736cacc34b3e32f0de13d67d4be ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:57:05,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:05,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:05,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:05,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:05,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:05,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:05,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:05,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:05,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:05,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:05,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:05,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:05,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:05,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:05,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:05,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:05,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:05,896 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:05,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:05,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:05,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:05,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:05,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:05,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:05,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:05,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:05,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:05,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:05,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:05,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:05,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:05,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:05,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:05,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:05,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:05,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:05,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:05,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:05,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:05,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:05,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:57:06,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:06,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:06,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:06,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:06,008 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:06,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:06,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:06,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:57:06,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:06,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:06,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:06,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:06,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:06,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:06,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:06,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:06,016 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:06,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:06,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:06,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:06,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:06,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:06,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:06,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:06,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:06,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:57:06,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:57:06,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:06,023 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 -> 658fb86b778ce736cacc34b3e32f0de13d67d4be [2019-11-25 22:57:06,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:06,676 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:06,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:06,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:06,689 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:06,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-25 22:57:06,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6504a15e/941b6e84159f4f76b59418425c064298/FLAG70fa4b649 [2019-11-25 22:57:08,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:08,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-25 22:57:08,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6504a15e/941b6e84159f4f76b59418425c064298/FLAG70fa4b649 [2019-11-25 22:57:08,128 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6504a15e/941b6e84159f4f76b59418425c064298 [2019-11-25 22:57:08,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:08,140 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:08,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:08,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:08,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:08,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91324ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:08, skipping insertion in model container [2019-11-25 22:57:08,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:08" (1/1) ... [2019-11-25 22:57:08,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:08,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:09,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:09,141 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:09,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:09,379 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:09,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09 WrapperNode [2019-11-25 22:57:09,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:09,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:09,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:09,384 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:09,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:09,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:09,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:09,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:09,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:09" (1/1) ... [2019-11-25 22:57:09,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:09,818 INFO L168 Benchmark]: Toolchain (without parser) took 1671.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:09,824 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:09,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:09,833 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.66 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:09,836 INFO L168 Benchmark]: Boogie Preprocessor took 198.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:09,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1237.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.1 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.66 ms. Allocated memory is still 1.0 GB. Free memory was 984.1 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.61 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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 0.1.24-65d6cd2 [2019-11-25 22:57:13,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:13,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:13,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:13,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:13,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:13,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:13,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:13,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:13,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:13,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:13,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:13,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:13,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:13,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:13,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:13,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:13,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:13,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:13,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:13,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:13,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:13,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:13,723 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:13,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:13,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:13,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:13,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:13,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:13,738 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:13,741 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:13,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:13,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:13,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:13,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:13,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:13,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:13,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:13,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:13,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:13,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:13,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:57:13,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:13,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:13,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:13,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:13,807 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:13,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:13,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:13,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:13,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:13,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:13,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:13,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:13,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:57:13,813 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:57:13,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:13,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:13,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:13,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:13,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:13,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:13,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:13,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:13,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:13,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:13,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:13,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:13,821 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:57:13,821 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:57:13,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:13,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:57:13,823 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 -> 658fb86b778ce736cacc34b3e32f0de13d67d4be [2019-11-25 22:57:14,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:14,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:14,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:14,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:14,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:14,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-25 22:57:14,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2a05a96/b136b336a6ad4374892a91dbfa74fa3b/FLAG1c1cf53fa [2019-11-25 22:57:15,807 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:15,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_5.c [2019-11-25 22:57:15,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2a05a96/b136b336a6ad4374892a91dbfa74fa3b/FLAG1c1cf53fa [2019-11-25 22:57:15,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2a05a96/b136b336a6ad4374892a91dbfa74fa3b [2019-11-25 22:57:15,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:15,889 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:15,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:15,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:15,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:15,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:15" (1/1) ... [2019-11-25 22:57:15,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91324ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:15, skipping insertion in model container [2019-11-25 22:57:15,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:15" (1/1) ... [2019-11-25 22:57:15,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:16,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:16,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:16,978 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:17,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:17,279 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:17,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17 WrapperNode [2019-11-25 22:57:17,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:17,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:17,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:17,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:17,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,492 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:17,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:17,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:17,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:17,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:17" (1/1) ... [2019-11-25 22:57:17,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:17,747 INFO L168 Benchmark]: Toolchain (without parser) took 1851.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:17,748 INFO L168 Benchmark]: CDTParser took 2.60 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:17,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1389.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:17,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.42 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:17,756 INFO L168 Benchmark]: Boogie Preprocessor took 239.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:17,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1389.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.42 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 239.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...