./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 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+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-da95e15 [2019-11-27 09:52:02,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:02,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:02,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:02,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:02,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:02,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:02,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:02,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:02,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:02,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:02,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:02,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:02,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:02,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:02,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:02,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:02,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:02,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:02,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:02,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:02,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:02,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:02,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:02,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:02,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:02,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:02,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:02,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:02,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:02,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:02,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:02,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:02,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:02,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:02,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:02,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:02,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:02,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:02,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:02,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:02,690 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:02,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:02,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:02,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:02,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:02,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:02,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:02,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:02,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:02,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:02,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:02,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:02,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:02,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:02,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:02,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:02,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:02,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:02,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:02,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:02,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:02,748 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:02,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:02,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:02,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:02,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:02,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:02,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:02,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:02,751 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 [2019-11-27 09:52:03,387 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:03,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:03,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:03,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:03,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:03,433 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 09:52:03,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13369e32/ca419772e7f64a4a98f98e78f219624e/FLAG2e97b29b9 [2019-11-27 09:52:04,730 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:04,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 09:52:04,762 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13369e32/ca419772e7f64a4a98f98e78f219624e/FLAG2e97b29b9 [2019-11-27 09:52:04,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c13369e32/ca419772e7f64a4a98f98e78f219624e [2019-11-27 09:52:04,870 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:04,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:04,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:04,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:04,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:04,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,900 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@328fd84f 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 09:52:04,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:04" (1/1) ... [2019-11-27 09:52:04,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:05,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:05,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:05,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:06,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:06,176 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:06,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06 WrapperNode [2019-11-27 09:52:06,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:06,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:06,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:06,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:06,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:06,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:06,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:06,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:06,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:06" (1/1) ... [2019-11-27 09:52:06,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:06,678 INFO L168 Benchmark]: Toolchain (without parser) took 1796.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.7 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:06,680 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:06,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1300.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:06,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 250.26 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:06,691 INFO L168 Benchmark]: Boogie Preprocessor took 230.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:06,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 1300.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.4 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 250.26 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.72 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:10,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:10,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:10,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:10,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:10,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:10,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:10,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:10,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:10,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:10,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:10,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:10,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:10,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:10,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:10,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:10,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:10,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:10,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:10,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:10,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:10,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:10,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:10,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:10,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:10,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:10,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:10,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:10,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:10,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:10,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:10,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:10,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:10,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:10,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:10,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:10,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:10,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:10,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:10,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:10,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:10,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:10,975 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:10,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:10,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:10,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:10,985 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:10,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:10,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:10,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:10,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:10,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:10,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:10,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:10,988 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:10,988 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:10,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:10,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:10,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:10,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:10,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:10,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:10,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:10,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:10,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:10,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:10,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:10,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:10,996 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:10,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:10,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:10,999 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:11,000 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 [2019-11-27 09:52:11,551 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:11,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:11,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:11,594 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:11,594 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:11,598 INFO L428 ainManager$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 [2019-11-27 09:52:11,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd59cc9ca/84465dff65594a50943f4ab00b19e434/FLAGfee6b52ec [2019-11-27 09:52:12,861 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:12,867 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lhb-reducer.c [2019-11-27 09:52:12,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd59cc9ca/84465dff65594a50943f4ab00b19e434/FLAGfee6b52ec [2019-11-27 09:52:13,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd59cc9ca/84465dff65594a50943f4ab00b19e434 [2019-11-27 09:52:13,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:13,423 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:13,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:13,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:13,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:13,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,451 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 27.11 09:52:13, skipping insertion in model container [2019-11-27 09:52:13,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:13" (1/1) ... [2019-11-27 09:52:13,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:13,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:14,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:14,657 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:15,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:15,050 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:15,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15 WrapperNode [2019-11-27 09:52:15,051 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:15,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:15,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:15,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:15,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:15,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:15,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:15,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:15,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:15" (1/1) ... [2019-11-27 09:52:15,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:15,500 INFO L168 Benchmark]: Toolchain (without parser) took 2071.07 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 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:15,502 INFO L168 Benchmark]: CDTParser took 0.36 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 09:52:15,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1621.85 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:15,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.83 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:15,513 INFO L168 Benchmark]: Boogie Preprocessor took 227.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:15,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1621.85 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.83 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 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...