./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_1.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 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1.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 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:04,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:04,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:04,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:04,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:04,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:04,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:04,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:04,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:04,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:04,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:04,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:04,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:04,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:04,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:04,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:04,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:04,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:04,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:04,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:04,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:04,978 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:04,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:04,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:04,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:04,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:04,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:04,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:05,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:05,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:05,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:05,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:05,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:05,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:05,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:05,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:05,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:05,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:05,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:05,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:05,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:05,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:05,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:05,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:05,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:05,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:05,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:05,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:05,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:05,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:05,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:05,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:05,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:05,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:05,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:05,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:05,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:05,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:05,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:05,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:05,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:05,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:05,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:05,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:05,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:05,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:05,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:05,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:05,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:05,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:05,093 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 -> 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e [2019-11-27 09:52:05,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:05,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:05,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:05,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:05,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:05,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 09:52:05,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6f603888/7ed80b57c9fe493cb2af1740b7d0bc1c/FLAG05945bbc4 [2019-11-27 09:52:07,141 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:07,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 09:52:07,179 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6f603888/7ed80b57c9fe493cb2af1740b7d0bc1c/FLAG05945bbc4 [2019-11-27 09:52:07,224 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6f603888/7ed80b57c9fe493cb2af1740b7d0bc1c [2019-11-27 09:52:07,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:07,239 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:07,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:07,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:07,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:07,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3459d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:07, skipping insertion in model container [2019-11-27 09:52:07,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:07" (1/1) ... [2019-11-27 09:52:07,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:07,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:08,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:08,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:08,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:08,578 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:08,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08 WrapperNode [2019-11-27 09:52:08,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:08,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:08,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:08,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:08,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:08,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:08,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:08,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:08,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:08,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:09,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:08" (1/1) ... [2019-11-27 09:52:09,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,038 INFO L168 Benchmark]: Toolchain (without parser) took 1801.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 471.2 kB). Peak memory consumption was 536.8 kB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,043 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:52:09,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1340.47 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. [2019-11-27 09:52:09,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.17 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. [2019-11-27 09:52:09,056 INFO L168 Benchmark]: Boogie Preprocessor took 244.05 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1340.47 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 206.17 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 244.05 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 966.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:52:12,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:12,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:12,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:12,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:12,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:12,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:13,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:13,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:13,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:13,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:13,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:13,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:13,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:13,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:13,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:13,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:13,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:13,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:13,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:13,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:13,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:13,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:13,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:13,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:13,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:13,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:13,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:13,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:13,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:13,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:13,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:13,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:13,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:13,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:13,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:13,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:13,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:13,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:13,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:13,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:13,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:13,169 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:13,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:13,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:13,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:13,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:13,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:13,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:13,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:13,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:13,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:13,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:13,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:13,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:13,185 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:13,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:13,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:13,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:13,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:13,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:13,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:13,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:13,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:13,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:13,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:13,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:13,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:13,195 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:13,195 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:13,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:13,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:13,197 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 -> 1e13928f4cbb5df8bd3bcc6bd2cf23d73954ed0e [2019-11-27 09:52:13,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:13,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:13,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:13,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:13,848 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:13,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 09:52:14,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8ed85c0a/d2824b0bacc74861856a04e74c5348ba/FLAG2139ed580 [2019-11-27 09:52:15,138 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:15,143 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_1.c [2019-11-27 09:52:15,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8ed85c0a/d2824b0bacc74861856a04e74c5348ba/FLAG2139ed580 [2019-11-27 09:52:15,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8ed85c0a/d2824b0bacc74861856a04e74c5348ba [2019-11-27 09:52:15,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:15,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:15,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:15,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:15,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:15,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c2d6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15, skipping insertion in model container [2019-11-27 09:52:15,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:15,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:16,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:16,778 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:17,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:17,071 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:17,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17 WrapperNode [2019-11-27 09:52:17,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:17,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:17,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:17,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:17,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:17,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:17,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:17,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:17,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:17" (1/1) ... [2019-11-27 09:52:17,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:17,535 INFO L168 Benchmark]: Toolchain (without parser) took 1848.31 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 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:17,536 INFO L168 Benchmark]: CDTParser took 0.47 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 09:52:17,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1374.50 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.71 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:17,542 INFO L168 Benchmark]: Boogie Preprocessor took 278.74 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:17,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1374.50 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.71 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 278.74 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 968.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...