./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label41.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 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label41.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 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:17,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:17,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:17,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:17,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:17,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:17,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:17,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:17,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:17,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:17,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:17,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:17,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:17,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:17,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:17,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:17,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:17,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:17,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:17,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:17,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:17,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:17,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:17,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:17,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:17,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:17,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:17,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:17,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:17,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:17,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:17,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:17,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:17,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:17,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:17,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:17,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:17,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:17,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:17,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:17,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:17,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:18,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:18,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:18,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:18,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:18,063 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:18,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:18,064 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:18,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:18,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:18,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:18,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:18,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:18,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:18,072 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:18,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:18,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:18,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:18,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:18,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:18,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:18,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:18,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:18,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:18,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:18,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:18,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:18,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:18,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:18,081 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 -> 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 [2019-11-26 16:34:18,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:18,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:18,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:18,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:18,669 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:18,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label41.c [2019-11-26 16:34:18,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85853593/a4993b55ef754863a348833a17254bb8/FLAG195613847 [2019-11-26 16:34:20,084 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:20,089 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label41.c [2019-11-26 16:34:20,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85853593/a4993b55ef754863a348833a17254bb8/FLAG195613847 [2019-11-26 16:34:20,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85853593/a4993b55ef754863a348833a17254bb8 [2019-11-26 16:34:20,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:20,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:20,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:20,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:20,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:20,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:20" (1/1) ... [2019-11-26 16:34:20,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:20, skipping insertion in model container [2019-11-26 16:34:20,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:20" (1/1) ... [2019-11-26 16:34:20,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:20,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:21,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:21,347 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:21,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:21,674 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:21,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21 WrapperNode [2019-11-26 16:34:21,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:21,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:21,677 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:21,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:21,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:21,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:21,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:21,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:21,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:21,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:21,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:21,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:21,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:21,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:21,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:22,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:22,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:21" (1/1) ... [2019-11-26 16:34:22,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:22,080 INFO L168 Benchmark]: Toolchain (without parser) took 1900.93 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 960.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:22,086 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:22,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.93 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 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:22,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.92 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:22,099 INFO L168 Benchmark]: Boogie Preprocessor took 188.40 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:22,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1495.93 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 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 207.92 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.40 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:26,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:26,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:26,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:26,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:26,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:26,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:26,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:26,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:26,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:26,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:26,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:26,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:26,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:26,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:26,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:26,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:26,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:26,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:26,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:26,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:26,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:26,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:26,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:26,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:26,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:26,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:26,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:26,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:26,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:26,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:26,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:26,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:26,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:26,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:26,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:26,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:26,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:26,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:26,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:26,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:26,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:26,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:26,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:26,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:26,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:26,272 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:26,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:26,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:26,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:26,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:26,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:26,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:26,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:26,277 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:26,277 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:26,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:26,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:26,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:26,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:26,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:26,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:26,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:26,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:26,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:26,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:26,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:26,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:26,286 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:26,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:26,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:26,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:26,288 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 -> 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 [2019-11-26 16:34:26,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:26,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:26,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:26,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:26,948 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:26,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label41.c [2019-11-26 16:34:27,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bf797681/4a177bbec6c84662919cea5eb48deaef/FLAGe4640215a [2019-11-26 16:34:28,323 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:28,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label41.c [2019-11-26 16:34:28,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bf797681/4a177bbec6c84662919cea5eb48deaef/FLAGe4640215a [2019-11-26 16:34:28,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bf797681/4a177bbec6c84662919cea5eb48deaef [2019-11-26 16:34:28,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:28,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:28,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:28,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:28,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:28,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:28, skipping insertion in model container [2019-11-26 16:34:28,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:28" (1/1) ... [2019-11-26 16:34:28,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:28,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:29,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:29,633 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:29,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:29,968 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:29,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29 WrapperNode [2019-11-26 16:34:29,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:29,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:29,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:29,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:29,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:30,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:30,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:30,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:30,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:29" (1/1) ... [2019-11-26 16:34:30,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:30,386 INFO L168 Benchmark]: Toolchain (without parser) took 1975.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:30,392 INFO L168 Benchmark]: CDTParser took 2.40 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. [2019-11-26 16:34:30,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1563.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 944.6 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:30,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 218.36 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:30,404 INFO L168 Benchmark]: Boogie Preprocessor took 186.95 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:30,415 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 1563.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 944.6 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 218.36 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.95 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...