./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label32.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 a7f583c5696f770774eed073d41307374ee0c036 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem15_label32.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 a7f583c5696f770774eed073d41307374ee0c036 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:11,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:11,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:11,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:11,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:11,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:11,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:11,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:11,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:11,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:11,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:11,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:11,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:11,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:11,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:11,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:11,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:11,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:11,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:11,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:11,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:11,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:11,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:11,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:11,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:11,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:11,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:11,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:11,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:11,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:11,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:11,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:11,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:11,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:11,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:11,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:11,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:11,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:11,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:11,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:11,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:11,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:12,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:12,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:12,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:12,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:12,029 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:12,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:12,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:12,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:12,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:12,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:12,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:12,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:12,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:12,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:12,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:12,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:12,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:12,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:12,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:12,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:12,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:12,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:12,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:12,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:12,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:12,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:12,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:12,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:12,043 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 -> a7f583c5696f770774eed073d41307374ee0c036 [2019-11-25 22:41:12,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:12,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:12,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:12,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:12,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:12,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-25 22:41:12,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe14449c9/5322849b7b22488da427330a0dd93516/FLAG69be50bd1 [2019-11-25 22:41:14,322 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:14,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-25 22:41:14,379 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe14449c9/5322849b7b22488da427330a0dd93516/FLAG69be50bd1 [2019-11-25 22:41:14,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe14449c9/5322849b7b22488da427330a0dd93516 [2019-11-25 22:41:14,429 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:14,433 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:14,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:14,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:14,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:14,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:14" (1/1) ... [2019-11-25 22:41:14,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:14, skipping insertion in model container [2019-11-25 22:41:14,456 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:14" (1/1) ... [2019-11-25 22:41:14,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:14,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:16,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:16,328 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:17,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:17,097 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:17,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17 WrapperNode [2019-11-25 22:41:17,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:17,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:17,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:17,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:17,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:17,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:17,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:17,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:17" (1/1) ... [2019-11-25 22:41:18,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:18,101 INFO L168 Benchmark]: Toolchain (without parser) took 3661.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.9 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,102 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:18,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2668.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 511.23 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,110 INFO L168 Benchmark]: Boogie Preprocessor took 474.44 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:18,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2668.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 511.23 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 474.44 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:21,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:21,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:21,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:21,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:21,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:21,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:21,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:21,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:21,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:21,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:21,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:22,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:22,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:22,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:22,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:22,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:22,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:22,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:22,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:22,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:22,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:22,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:22,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:22,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:22,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:22,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:22,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:22,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:22,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:22,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:22,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:22,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:22,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:22,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:22,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:22,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:22,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:22,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:22,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:22,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:22,091 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:22,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:22,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:22,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:22,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:22,137 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:22,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:22,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:22,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:22,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:22,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:22,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:22,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:22,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:22,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:22,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:22,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:22,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:22,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:22,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:22,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:22,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:22,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:22,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:22,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:22,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:22,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:22,152 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:22,152 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:22,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:22,154 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:22,155 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 -> a7f583c5696f770774eed073d41307374ee0c036 [2019-11-25 22:41:22,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:22,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:22,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:22,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:22,736 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:22,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-25 22:41:22,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3296f30e/cf436d51c2734344b0d87a3e67169e7d/FLAG25c0d0940 [2019-11-25 22:41:24,307 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:24,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label32.c [2019-11-25 22:41:24,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3296f30e/cf436d51c2734344b0d87a3e67169e7d/FLAG25c0d0940 [2019-11-25 22:41:24,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3296f30e/cf436d51c2734344b0d87a3e67169e7d [2019-11-25 22:41:24,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:24,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:24,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:24,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:24,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:24,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd97aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:24, skipping insertion in model container [2019-11-25 22:41:24,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:24" (1/1) ... [2019-11-25 22:41:24,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:24,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:26,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:26,705 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:27,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:27,464 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:27,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27 WrapperNode [2019-11-25 22:41:27,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:27,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:27,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:27,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:27,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:27,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:27,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:27,816 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:27,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:27,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,095 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:27" (1/1) ... [2019-11-25 22:41:28,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:28,132 INFO L168 Benchmark]: Toolchain (without parser) took 3560.42 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 863.6 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,133 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:28,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2893.11 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 886.5 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,137 INFO L168 Benchmark]: Boogie Procedure Inliner took 347.99 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,141 INFO L168 Benchmark]: Boogie Preprocessor took 309.31 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 863.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:28,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2893.11 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 886.5 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 347.99 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 309.31 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 863.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...