./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-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+lh-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 c08ad01fb17039d4f6c07f5a5bde8b7195d83520 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+lh-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 c08ad01fb17039d4f6c07f5a5bde8b7195d83520 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:04:28,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:28,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:28,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:28,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:28,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:28,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:28,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:28,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:28,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:28,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:28,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:28,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:28,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:28,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:28,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:28,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:28,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:28,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:28,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:28,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:28,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:28,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:28,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:28,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:28,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:28,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:28,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:28,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:28,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:28,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:28,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:28,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:28,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:28,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:28,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:28,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:28,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:28,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:28,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:28,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:28,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:28,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:28,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:29,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:29,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:29,003 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:29,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:29,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:29,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:29,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:29,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:29,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:29,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:29,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:29,011 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:29,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:29,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:29,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:29,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:29,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:29,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:29,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:29,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:29,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:29,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:29,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:29,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:29,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:29,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:29,019 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 -> c08ad01fb17039d4f6c07f5a5bde8b7195d83520 [2019-11-26 17:04:29,607 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:29,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:29,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:29,643 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:29,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:29,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-26 17:04:29,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5043d6588/446f1102a127427e832699ab47707a23/FLAGb994881c8 [2019-11-26 17:04:30,923 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:30,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-26 17:04:30,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5043d6588/446f1102a127427e832699ab47707a23/FLAGb994881c8 [2019-11-26 17:04:31,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5043d6588/446f1102a127427e832699ab47707a23 [2019-11-26 17:04:31,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:31,084 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:31,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:31,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:31,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:31,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,108 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0bfed4 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 17:04:31,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,129 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:31,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:32,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:32,073 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:32,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:32,291 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:32,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32 WrapperNode [2019-11-26 17:04:32,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:32,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:32,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:32,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:32,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:32,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:32,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:32,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:32,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:32,621 INFO L168 Benchmark]: Toolchain (without parser) took 1527.74 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:32,622 INFO L168 Benchmark]: CDTParser took 1.40 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 17:04:32,627 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1207.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:32,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.22 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:32,629 INFO L168 Benchmark]: Boogie Preprocessor took 136.03 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:32,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 1207.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.22 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.03 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 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 0.1.24-025d5a2 [2019-11-26 17:04:36,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:36,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:36,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:36,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:36,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:36,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:36,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:36,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:36,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:36,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:36,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:36,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:36,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:36,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:36,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:36,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:36,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:36,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:36,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:36,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:36,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:36,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:36,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:36,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:36,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:36,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:36,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:36,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:36,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:36,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:36,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:36,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:36,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:36,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:36,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:36,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:36,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:36,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:36,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:36,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:36,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:36,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:36,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:36,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:36,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:36,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:36,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:36,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:36,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:36,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:36,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:36,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:36,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:36,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:36,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:36,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:36,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:36,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:36,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:36,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:36,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:36,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:36,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:36,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:36,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:36,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:36,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:36,734 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:36,734 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:36,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:36,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:36,737 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 -> c08ad01fb17039d4f6c07f5a5bde8b7195d83520 [2019-11-26 17:04:37,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:37,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:37,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:37,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:37,363 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:37,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-26 17:04:37,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5307ee9c9/56c132f09bad4239a9b5955940dc7ef1/FLAG4d1cc6a57 [2019-11-26 17:04:38,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:38,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+lh-reducer.c [2019-11-26 17:04:38,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5307ee9c9/56c132f09bad4239a9b5955940dc7ef1/FLAG4d1cc6a57 [2019-11-26 17:04:38,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5307ee9c9/56c132f09bad4239a9b5955940dc7ef1 [2019-11-26 17:04:38,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:38,697 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:38,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:38,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:38,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:38,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b7a959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:38, skipping insertion in model container [2019-11-26 17:04:38,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:38" (1/1) ... [2019-11-26 17:04:38,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:38,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:39,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:39,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:39,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:39,994 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:39,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39 WrapperNode [2019-11-26 17:04:39,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:40,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:40,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:40,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:40,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:40,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:40,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:40,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:40,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:39" (1/1) ... [2019-11-26 17:04:40,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:40,418 INFO L168 Benchmark]: Toolchain (without parser) took 1713.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:40,419 INFO L168 Benchmark]: CDTParser took 0.37 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 17:04:40,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1296.10 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:40,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.95 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:40,425 INFO L168 Benchmark]: Boogie Preprocessor took 195.65 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:40,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1296.10 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 983.9 MB in the end (delta: -22.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.95 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.65 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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...