./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label26.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/Problem12_label26.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 c1d300a7fd30985bf629d211274dd9eceebf3054 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label26.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 c1d300a7fd30985bf629d211274dd9eceebf3054 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:38:33,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:33,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:33,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:33,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:33,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:33,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:33,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:33,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:33,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:33,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:33,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:34,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:34,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:34,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:34,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:34,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:34,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:34,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:34,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:34,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:34,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:34,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:34,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:34,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:34,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:34,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:34,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:34,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:34,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:34,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:34,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:34,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:34,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:34,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:34,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:34,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:34,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:34,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:34,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:34,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:34,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:38:34,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:34,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:34,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:34,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:34,141 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:34,141 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:34,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:34,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:38:34,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:34,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:34,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:34,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:34,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:34,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:34,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:34,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:34,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:34,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:34,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:34,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:34,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:34,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:34,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:34,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:34,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:34,153 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:38:34,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:38:34,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:34,155 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 -> c1d300a7fd30985bf629d211274dd9eceebf3054 [2019-11-25 22:38:34,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:34,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:34,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:34,765 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:34,769 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:34,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-25 22:38:34,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/871941bc6/5e393a25dbed4aef9aa9967df30cc0c2/FLAG20fd6e4f4 [2019-11-25 22:38:36,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:36,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-25 22:38:36,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/871941bc6/5e393a25dbed4aef9aa9967df30cc0c2/FLAG20fd6e4f4 [2019-11-25 22:38:36,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/871941bc6/5e393a25dbed4aef9aa9967df30cc0c2 [2019-11-25 22:38:36,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:36,714 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:36,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:36,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:36,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:36,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:36" (1/1) ... [2019-11-25 22:38:36,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:36, skipping insertion in model container [2019-11-25 22:38:36,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:36" (1/1) ... [2019-11-25 22:38:36,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:37,099 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:39,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:39,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:41,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:41,444 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:41,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41 WrapperNode [2019-11-25 22:38:41,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:41,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:41,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:41,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:41,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:41,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:42,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:42,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:42,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:42,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:42,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:41" (1/1) ... [2019-11-25 22:38:43,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:43,879 INFO L168 Benchmark]: Toolchain (without parser) took 7159.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 911.3 MB in the end (delta: 38.9 MB). Peak memory consumption was 318.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:43,880 INFO L168 Benchmark]: CDTParser took 2.47 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 22:38:43,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4731.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:43,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 884.19 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:43,890 INFO L168 Benchmark]: Boogie Preprocessor took 1535.50 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.3 MB in the end (delta: -159.2 MB). Peak memory consumption was 120.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:43,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 4731.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 884.19 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1535.50 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 911.3 MB in the end (delta: -159.2 MB). Peak memory consumption was 120.2 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 22:38:47,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:47,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:47,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:47,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:47,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:47,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:47,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:47,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:47,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:47,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:47,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:48,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:48,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:48,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:48,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:48,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:48,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:48,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:48,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:48,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:48,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:48,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:48,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:48,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:48,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:48,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:48,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:48,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:48,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:48,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:48,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:48,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:48,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:48,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:48,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:48,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:48,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:48,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:48,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:48,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:48,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:48,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:48,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:48,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:48,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:48,153 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:48,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:48,154 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:48,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:48,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:48,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:48,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:48,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:48,158 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:48,158 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:48,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:48,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:48,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:48,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:48,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:48,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:48,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:48,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:48,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:48,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:48,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:48,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:48,171 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:48,171 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:48,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:48,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:48,176 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 -> c1d300a7fd30985bf629d211274dd9eceebf3054 [2019-11-25 22:38:48,733 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:48,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:48,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:48,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:48,788 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:48,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-25 22:38:48,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c067c54fe/46766773a0a0406db2a2fedf8c2aad9f/FLAG408710625 [2019-11-25 22:38:50,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:50,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label26.c [2019-11-25 22:38:50,683 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c067c54fe/46766773a0a0406db2a2fedf8c2aad9f/FLAG408710625 [2019-11-25 22:38:50,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c067c54fe/46766773a0a0406db2a2fedf8c2aad9f [2019-11-25 22:38:50,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:50,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:50,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:50,767 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:50,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:50,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:50" (1/1) ... [2019-11-25 22:38:50,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:50, skipping insertion in model container [2019-11-25 22:38:50,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:50" (1/1) ... [2019-11-25 22:38:50,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:51,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:54,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:54,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:56,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:56,300 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:56,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56 WrapperNode [2019-11-25 22:38:56,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:56,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:56,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:56,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:56,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:56,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:56,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:56,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:56,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:56,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:56,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:56,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:56,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:56,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:57,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:57,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:57,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:56" (1/1) ... [2019-11-25 22:38:57,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:57,773 INFO L168 Benchmark]: Toolchain (without parser) took 7008.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 943.6 MB in the end (delta: 6.6 MB). Peak memory consumption was 287.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,774 INFO L168 Benchmark]: CDTParser took 0.43 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 22:38:57,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5538.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 555.17 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,784 INFO L168 Benchmark]: Boogie Preprocessor took 903.68 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.6 MB in the end (delta: -203.1 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:57,795 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 5538.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 775.0 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 555.17 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 903.68 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 943.6 MB in the end (delta: -203.1 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...