./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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+nlh-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 f7c3f2fafa8930e46cda9b06884ada352be77224 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+nlh-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 f7c3f2fafa8930e46cda9b06884ada352be77224 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:29,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:29,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:29,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:29,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:29,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:29,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:29,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:29,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:29,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:29,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:29,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:29,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:29,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:29,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:29,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:29,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:29,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:29,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:29,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:29,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:29,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:29,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:29,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:29,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:29,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:29,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:29,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:29,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:29,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:29,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:29,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:29,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:29,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:29,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:29,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:29,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:29,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:29,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:29,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:29,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:29,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:29,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:29,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:29,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:29,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:29,273 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:29,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:29,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:29,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:29,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:29,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:29,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:29,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:29,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:29,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:29,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:29,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:29,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:29,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:29,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:29,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:29,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:29,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:29,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:29,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:29,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:29,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:29,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:29,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:29,287 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 -> f7c3f2fafa8930e46cda9b06884ada352be77224 [2019-11-26 17:04:29,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:29,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:29,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:29,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:29,894 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:29,895 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-26 17:04:30,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0b7b95f5/92a9a48ef38944029230f79e9fefaaea/FLAG5b89853b5 [2019-11-26 17:04:31,370 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:31,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-26 17:04:31,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0b7b95f5/92a9a48ef38944029230f79e9fefaaea/FLAG5b89853b5 [2019-11-26 17:04:31,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0b7b95f5/92a9a48ef38944029230f79e9fefaaea [2019-11-26 17:04:31,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:31,442 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:31,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:31,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:31,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:31,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68364556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31, skipping insertion in model container [2019-11-26 17:04:31,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:31,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:32,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:32,843 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:33,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:33,385 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:33,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33 WrapperNode [2019-11-26 17:04:33,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:33,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:33,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:33,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:33,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:33,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:33,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:33,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:33,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:33" (1/1) ... [2019-11-26 17:04:33,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:34,002 INFO L168 Benchmark]: Toolchain (without parser) took 2554.85 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 949.4 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:34,005 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:34,007 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1936.95 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:34,011 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.63 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:34,015 INFO L168 Benchmark]: Boogie Preprocessor took 311.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 949.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:34,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1936.95 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 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.63 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 311.69 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 949.4 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 0.1.24-025d5a2 [2019-11-26 17:04:38,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:38,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:38,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:38,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:38,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:38,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:38,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:38,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:38,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:38,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:38,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:38,102 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:38,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:38,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:38,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:38,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:38,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:38,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:38,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:38,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:38,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:38,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:38,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:38,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:38,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:38,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:38,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:38,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:38,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:38,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:38,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:38,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:38,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:38,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:38,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:38,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:38,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:38,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:38,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:38,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:38,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:38,251 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:38,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:38,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:38,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:38,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:38,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:38,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:38,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:38,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:38,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:38,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:38,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:38,264 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:38,265 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:38,265 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:38,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:38,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:38,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:38,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:38,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:38,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:38,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:38,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:38,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:38,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:38,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:38,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:38,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:38,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:38,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:38,275 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 -> f7c3f2fafa8930e46cda9b06884ada352be77224 [2019-11-26 17:04:38,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:38,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:38,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:38,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:38,927 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:38,931 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-26 17:04:39,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1038fadb/7763ac1ce1b645a398fb47635ea74cfa/FLAG6e0ab8068 [2019-11-26 17:04:40,330 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:40,333 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2019-11-26 17:04:40,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1038fadb/7763ac1ce1b645a398fb47635ea74cfa/FLAG6e0ab8068 [2019-11-26 17:04:40,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1038fadb/7763ac1ce1b645a398fb47635ea74cfa [2019-11-26 17:04:40,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:40,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:40,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:40,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:40,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:40,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:40, skipping insertion in model container [2019-11-26 17:04:40,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:40" (1/1) ... [2019-11-26 17:04:40,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:40,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:42,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:42,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:42,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:42,898 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:42,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42 WrapperNode [2019-11-26 17:04:42,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:42,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:42,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:42,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:42,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:43,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:43,206 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:43,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:43,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:42" (1/1) ... [2019-11-26 17:04:43,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:43,546 INFO L168 Benchmark]: Toolchain (without parser) took 2775.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 944.9 MB in the end (delta: 21.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:43,549 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-26 17:04:43,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2133.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 967.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:43,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 303.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 956.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:43,560 INFO L168 Benchmark]: Boogie Preprocessor took 331.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:43,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2133.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 967.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 32.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 303.27 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 956.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 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...