./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-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 d07fdb41c87a54e0a2193fb96ee8f018da628236 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+lhb-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 d07fdb41c87a54e0a2193fb96ee8f018da628236 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:57:00,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:00,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:00,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:00,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:00,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:00,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:00,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:00,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:00,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:00,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:00,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:00,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:00,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:00,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:00,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:00,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:00,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:00,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:00,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:00,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:00,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:00,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:00,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:00,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:00,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:00,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:00,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:00,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:00,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:00,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:00,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:00,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:00,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:00,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:00,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:00,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:00,355 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:00,355 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:00,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:00,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:00,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:57:00,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:00,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:00,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:00,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:00,415 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:00,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:00,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:00,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:57:00,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:00,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:00,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:00,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:00,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:00,421 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:00,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:00,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:00,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:00,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:00,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:00,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:00,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:00,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:00,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:00,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:00,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:00,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:57:00,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:57:00,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:00,440 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 -> d07fdb41c87a54e0a2193fb96ee8f018da628236 [2019-11-25 22:57:01,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:01,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:01,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:01,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:01,090 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:01,093 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-25 22:57:01,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9784d6323/b7bbac2399864c9fb030a30238e3b24f/FLAGd7063528f [2019-11-25 22:57:02,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:02,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-25 22:57:02,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9784d6323/b7bbac2399864c9fb030a30238e3b24f/FLAGd7063528f [2019-11-25 22:57:02,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9784d6323/b7bbac2399864c9fb030a30238e3b24f [2019-11-25 22:57:02,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:02,546 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:02,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:02,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:02,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:02,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:02" (1/1) ... [2019-11-25 22:57:02,570 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 25.11 10:57:02, skipping insertion in model container [2019-11-25 22:57:02,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:02" (1/1) ... [2019-11-25 22:57:02,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:02,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:03,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:03,639 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:03,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:03,914 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:03,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03 WrapperNode [2019-11-25 22:57:03,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:03,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:03,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:03,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:03,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:04,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:04,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:04,178 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:04,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:03" (1/1) ... [2019-11-25 22:57:04,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:04,404 INFO L168 Benchmark]: Toolchain (without parser) took 1847.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.5 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:04,405 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 22:57:04,407 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.73 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:04,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.47 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:04,413 INFO L168 Benchmark]: Boogie Preprocessor took 214.14 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:04,424 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1366.73 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.47 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.14 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:57:08,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:57:08,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:57:08,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:57:08,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:57:08,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:57:08,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:57:08,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:57:08,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:57:08,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:57:08,436 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:57:08,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:57:08,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:57:08,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:57:08,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:57:08,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:57:08,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:57:08,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:57:08,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:57:08,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:57:08,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:57:08,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:57:08,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:57:08,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:57:08,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:57:08,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:57:08,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:57:08,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:57:08,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:57:08,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:57:08,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:57:08,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:57:08,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:57:08,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:57:08,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:57:08,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:57:08,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:57:08,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:57:08,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:57:08,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:57:08,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:57:08,553 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:57:08,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:57:08,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:57:08,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:57:08,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:57:08,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:57:08,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:57:08,604 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:57:08,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:57:08,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:57:08,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:57:08,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:57:08,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:57:08,609 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:57:08,609 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:57:08,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:57:08,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:57:08,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:57:08,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:57:08,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:57:08,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:57:08,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:57:08,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:57:08,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:57:08,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:57:08,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:57:08,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:57:08,618 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:57:08,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:57:08,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:57:08,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:57:08,622 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 -> d07fdb41c87a54e0a2193fb96ee8f018da628236 [2019-11-25 22:57:09,179 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:57:09,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:57:09,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:57:09,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:57:09,222 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:57:09,224 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-25 22:57:09,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15bb414a7/0a03aff7018f4b48b19050a647d800ec/FLAGee6c19a81 [2019-11-25 22:57:10,488 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:57:10,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-25 22:57:10,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15bb414a7/0a03aff7018f4b48b19050a647d800ec/FLAGee6c19a81 [2019-11-25 22:57:11,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15bb414a7/0a03aff7018f4b48b19050a647d800ec [2019-11-25 22:57:11,065 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:57:11,072 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:57:11,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:11,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:57:11,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:57:11,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:11" (1/1) ... [2019-11-25 22:57:11,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c493f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:11, skipping insertion in model container [2019-11-25 22:57:11,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:57:11" (1/1) ... [2019-11-25 22:57:11,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:57:11,222 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:57:12,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:12,183 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:57:12,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:57:12,553 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:57:12,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12 WrapperNode [2019-11-25 22:57:12,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:57:12,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:12,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:57:12,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:57:12,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:57:12,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:57:12,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:57:12,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:57:12,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:57:12" (1/1) ... [2019-11-25 22:57:12,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:57:12,984 INFO L168 Benchmark]: Toolchain (without parser) took 1908.15 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 962.3 MB in the end (delta: -634.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:57:12,987 INFO L168 Benchmark]: CDTParser took 2.79 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. [2019-11-25 22:57:12,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1482.16 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 973.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,993 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:12,999 INFO L168 Benchmark]: Boogie Preprocessor took 212.51 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:57:13,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1482.16 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 973.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.32 ms. Allocated memory is still 1.0 GB. Free memory was 973.8 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.51 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.3 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...