./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9d9fdb967c829f2f7ee82db31bc122f536bc655 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9d9fdb967c829f2f7ee82db31bc122f536bc655 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:13:49,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:49,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:49,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:49,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:49,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:49,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:49,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:49,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:49,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:49,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:49,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:49,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:49,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:49,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:49,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:49,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:49,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:49,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:49,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:49,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:49,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:49,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:49,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:49,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:49,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:49,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:49,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:49,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:49,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:49,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:49,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:49,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:49,974 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:49,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:49,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:49,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:49,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:49,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:49,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:49,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:49,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:50,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:50,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:50,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:50,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:50,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:50,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:50,030 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:50,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:50,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:50,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:50,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:50,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:50,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:50,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:50,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:50,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:50,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:50,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:50,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:50,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:50,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:50,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:50,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:50,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:50,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:50,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:50,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:50,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:50,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d9fdb967c829f2f7ee82db31bc122f536bc655 [2019-11-27 16:13:50,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:50,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:50,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:50,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:50,523 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:50,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 16:13:50,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c1a6fb3/6c745f133a3b45d3846cf9305890af79/FLAG75e399e7f [2019-11-27 16:13:51,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:51,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 16:13:51,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c1a6fb3/6c745f133a3b45d3846cf9305890af79/FLAG75e399e7f [2019-11-27 16:13:51,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c1a6fb3/6c745f133a3b45d3846cf9305890af79 [2019-11-27 16:13:51,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:51,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:51,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:51,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:51,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:51,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:51,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ebe46b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51, skipping insertion in model container [2019-11-27 16:13:51,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:51,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:51,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:52,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:52,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:52,389 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:52,409 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:52,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52 WrapperNode [2019-11-27 16:13:52,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:52,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:52,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:52,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:52,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:52,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:52,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:52,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:52,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:52" (1/1) ... [2019-11-27 16:13:52,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:52,673 INFO L168 Benchmark]: Toolchain (without parser) took 1009.46 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 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:52,674 INFO L168 Benchmark]: CDTParser took 0.32 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 16:13:52,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.62 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:52,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:52,680 INFO L168 Benchmark]: Boogie Preprocessor took 118.07 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:52,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 749.62 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.07 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 973.9 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 0.1.24-509859d [2019-11-27 16:13:55,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:55,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:55,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:55,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:55,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:55,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:55,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:55,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:55,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:55,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:55,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:55,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:55,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:55,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:55,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:55,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:55,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:55,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:55,505 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:55,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:55,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:55,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:55,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:55,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:55,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:55,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:55,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:55,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:55,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:55,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:55,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:55,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:55,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:55,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:55,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:55,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:55,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:55,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:55,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:55,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:55,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:55,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:55,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:55,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:55,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:55,580 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:55,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:55,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:55,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:55,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:55,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:55,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:55,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:55,584 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:55,585 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:55,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:55,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:55,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:55,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:55,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:55,589 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:55,589 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:55,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:55,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:55,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:55,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:55,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:55,590 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:55,591 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:55,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:55,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:55,592 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9d9fdb967c829f2f7ee82db31bc122f536bc655 [2019-11-27 16:13:56,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:56,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:56,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:56,077 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:56,078 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:56,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 16:13:56,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/267675559/b399669ce30a4ba6979f74fea0dd696f/FLAGc43354575 [2019-11-27 16:13:56,984 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:56,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-11-27 16:13:57,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/267675559/b399669ce30a4ba6979f74fea0dd696f/FLAGc43354575 [2019-11-27 16:13:57,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/267675559/b399669ce30a4ba6979f74fea0dd696f [2019-11-27 16:13:57,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:57,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:57,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:57,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:57,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:57,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:57,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a7b033 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:57, skipping insertion in model container [2019-11-27 16:13:57,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:57" (1/1) ... [2019-11-27 16:13:57,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:57,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:57,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:57,905 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:58,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:58,087 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:58,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58 WrapperNode [2019-11-27 16:13:58,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:58,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:58,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:58,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:58,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,202 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:58,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:58,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:58,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:58,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,274 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:58" (1/1) ... [2019-11-27 16:13:58,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:58,329 INFO L168 Benchmark]: Toolchain (without parser) took 1091.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.7 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:58,329 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:58,330 INFO L168 Benchmark]: CACSL2BoogieTranslator took 861.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.2 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:58,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:58,333 INFO L168 Benchmark]: Boogie Preprocessor took 113.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:58,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 861.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.2 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.27 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...