./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/ofuf_3.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_3.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 aa745eb37a305c705c876c4aeeab00de01c4148b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_3.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 aa745eb37a305c705c876c4aeeab00de01c4148b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:52:03,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:03,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:03,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:03,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:03,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:03,973 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:03,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:03,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:03,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:03,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:04,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:04,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:04,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:04,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:04,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:04,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:04,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:04,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:04,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:04,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:04,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:04,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:04,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:04,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:04,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:04,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:04,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:04,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:04,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:04,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:04,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:04,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:04,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:04,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:04,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:04,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:04,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:04,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:04,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:04,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:04,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:04,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:04,098 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:04,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:04,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:04,103 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:04,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:04,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:04,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:04,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:04,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:04,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:04,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:04,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:04,108 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:04,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:04,108 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:04,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:04,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:04,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:04,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:04,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:04,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:04,112 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:04,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:04,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:04,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:04,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:04,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:04,114 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 -> aa745eb37a305c705c876c4aeeab00de01c4148b [2019-11-27 09:52:04,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:04,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:04,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:04,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:04,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:04,530 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2019-11-27 09:52:04,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21fd1e370/9c68f836cabf430fbbd13110b541bc85/FLAGdb2c93f3f [2019-11-27 09:52:05,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:05,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2019-11-27 09:52:05,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21fd1e370/9c68f836cabf430fbbd13110b541bc85/FLAGdb2c93f3f [2019-11-27 09:52:05,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21fd1e370/9c68f836cabf430fbbd13110b541bc85 [2019-11-27 09:52:05,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:05,663 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:05,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:05,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:05,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:05,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7475fdf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05, skipping insertion in model container [2019-11-27 09:52:05,684 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:05,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:06,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:06,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:06,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:06,495 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:06,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06 WrapperNode [2019-11-27 09:52:06,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:06,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:06,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:06,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:06,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:06,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:06,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:06,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:06,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:06,833 INFO L168 Benchmark]: Toolchain (without parser) took 1166.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.7 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:06,835 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:06,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:06,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 09:52:06,844 INFO L168 Benchmark]: Boogie Preprocessor took 162.71 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. [2019-11-27 09:52:06,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 829.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.2 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 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 162.71 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-da95e15 [2019-11-27 09:52:09,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:09,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:09,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:09,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:09,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:09,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:09,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:09,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:09,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:09,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:09,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:09,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:09,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:09,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:09,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:09,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:09,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:09,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:09,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:09,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:09,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:09,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:09,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:09,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:09,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:09,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:09,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:09,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:09,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:09,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:09,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:09,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:09,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:09,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:09,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:09,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:09,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:09,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:09,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:09,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:09,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:09,691 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:09,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:09,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:09,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:09,693 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:09,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:09,693 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:09,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:09,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:09,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:09,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:09,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:09,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:09,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:09,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:09,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:09,701 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:09,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:09,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:09,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:09,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:09,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:09,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:09,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:09,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:09,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:09,703 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:09,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:09,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:09,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:09,705 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 -> aa745eb37a305c705c876c4aeeab00de01c4148b [2019-11-27 09:52:10,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:10,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:10,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:10,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:10,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:10,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2019-11-27 09:52:10,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82cc46cac/7e5ed90c2a8b495994e74901df372ba8/FLAG78f136eff [2019-11-27 09:52:11,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:11,042 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2019-11-27 09:52:11,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82cc46cac/7e5ed90c2a8b495994e74901df372ba8/FLAG78f136eff [2019-11-27 09:52:11,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82cc46cac/7e5ed90c2a8b495994e74901df372ba8 [2019-11-27 09:52:11,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:11,276 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:11,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:11,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:11,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:11,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:11" (1/1) ... [2019-11-27 09:52:11,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ddd501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:11, skipping insertion in model container [2019-11-27 09:52:11,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:11" (1/1) ... [2019-11-27 09:52:11,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:11,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:11,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:12,015 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:12,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:12,212 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:12,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12 WrapperNode [2019-11-27 09:52:12,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:12,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:12,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:12,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:12,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:12,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:12,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:12,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:12,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12" (1/1) ... [2019-11-27 09:52:12,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:12,526 INFO L168 Benchmark]: Toolchain (without parser) took 1246.65 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 974.1 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:12,531 INFO L168 Benchmark]: CDTParser took 0.29 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 09:52:12,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.82 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:12,535 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.47 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:12,536 INFO L168 Benchmark]: Boogie Preprocessor took 165.21 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:12,542 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 930.82 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.47 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.21 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.1 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...