./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.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/aiob_4.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9d9fdb967c829f2f7ee82db31bc122f536bc655 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/aiob_4.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9d9fdb967c829f2f7ee82db31bc122f536bc655 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:52:01,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:01,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:02,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:02,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:02,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:02,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:02,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:02,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:02,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:02,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:02,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:02,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:02,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:02,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:02,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:02,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:02,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:02,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:02,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:02,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:02,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:02,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:02,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:02,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:02,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:02,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:02,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:02,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:02,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:02,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:02,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:02,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:02,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:02,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:02,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:02,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:02,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:02,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:02,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:02,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:02,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:02,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:02,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:02,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:02,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:02,197 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:02,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:02,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:02,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:02,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:02,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:02,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:02,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:02,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:02,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:02,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:02,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:02,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:02,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:02,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:02,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:02,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:02,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:02,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:02,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:02,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:02,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:02,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:02,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:02,214 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 -> a9d9fdb967c829f2f7ee82db31bc122f536bc655 [2019-11-27 09:52:02,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:02,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:02,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:02,868 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:02,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:02,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 09:52:03,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fca20c9f/3d59e4d1dade439e93c969410f174177/FLAGcb7433bdb [2019-11-27 09:52:04,106 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:04,113 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 09:52:04,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fca20c9f/3d59e4d1dade439e93c969410f174177/FLAGcb7433bdb [2019-11-27 09:52:04,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fca20c9f/3d59e4d1dade439e93c969410f174177 [2019-11-27 09:52:04,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:04,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:04,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:04,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:04,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:04,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b7a959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:04, skipping insertion in model container [2019-11-27 09:52:04,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:04,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:05,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:05,146 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:05,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:05,390 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:05,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05 WrapperNode [2019-11-27 09:52:05,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:05,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:05,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:05,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:05,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:05,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:05,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:05,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:05,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:05" (1/1) ... [2019-11-27 09:52:05,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:05,717 INFO L168 Benchmark]: Toolchain (without parser) took 1512.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 973.6 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:05,724 INFO L168 Benchmark]: CDTParser took 0.44 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 09:52:05,731 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1188.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 985.1 MB in the end (delta: -16.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:05,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.42 ms. Allocated memory is still 1.0 GB. Free memory was 985.1 MB in the beginning and 979.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:05,739 INFO L168 Benchmark]: Boogie Preprocessor took 147.46 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:05,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1188.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 985.1 MB in the end (delta: -16.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.42 ms. Allocated memory is still 1.0 GB. Free memory was 985.1 MB in the beginning and 979.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 147.46 ms. Allocated memory is still 1.0 GB. Free memory was 979.4 MB in the beginning and 973.6 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 09:52:09,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:09,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:09,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:09,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:09,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:09,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:09,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:09,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:09,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:09,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:09,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:09,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:09,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:09,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:09,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:09,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:09,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:09,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:09,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:09,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:09,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:09,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:09,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:09,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:09,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:09,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:09,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:09,809 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:09,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:09,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:09,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:09,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:09,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:09,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:09,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:09,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:09,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:09,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:09,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:09,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:09,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:09,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:09,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:09,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:09,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:09,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:09,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:09,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:09,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:09,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:09,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:09,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:09,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:09,907 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:09,908 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:09,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:09,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:09,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:09,909 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:09,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:09,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:09,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:09,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:09,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:09,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:09,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:09,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:09,915 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:09,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:09,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:09,916 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:09,917 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 -> a9d9fdb967c829f2f7ee82db31bc122f536bc655 [2019-11-27 09:52:10,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:10,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:10,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:10,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:10,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:10,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 09:52:10,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8b5fd3a/e8944172b3bc4f3cbcef4faa552ce62c/FLAG48cbeed7e [2019-11-27 09:52:11,930 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:11,931 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 09:52:11,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8b5fd3a/e8944172b3bc4f3cbcef4faa552ce62c/FLAG48cbeed7e [2019-11-27 09:52:11,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f8b5fd3a/e8944172b3bc4f3cbcef4faa552ce62c [2019-11-27 09:52:12,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:12,008 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:12,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:12,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:12,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:12,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:11" (1/1) ... [2019-11-27 09:52:12,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50044e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:12, skipping insertion in model container [2019-11-27 09:52:12,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:11" (1/1) ... [2019-11-27 09:52:12,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:12,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:12,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:13,002 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:13,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:13,316 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:13,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13 WrapperNode [2019-11-27 09:52:13,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:13,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:13,334 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:13,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:13,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:13,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:13,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:13,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:13,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,684 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:13,697 INFO L168 Benchmark]: Toolchain (without parser) took 1680.22 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:13,700 INFO L168 Benchmark]: CDTParser took 0.45 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 09:52:13,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1304.39 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:13,705 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.08 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:13,709 INFO L168 Benchmark]: Boogie Preprocessor took 169.48 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 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 09:52:13,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1304.39 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.08 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.48 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 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...