./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem06_label52.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 7fe960f102f13a0736a93d3696b74083efee19f5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem06_label52.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 7fe960f102f13a0736a93d3696b74083efee19f5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:25:14,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:14,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:14,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:14,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:14,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:14,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:14,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:14,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:14,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:14,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:14,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:14,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:14,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:14,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:14,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:14,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:14,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:14,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:14,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:14,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:14,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:14,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:14,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:14,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:14,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:14,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:14,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:14,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:14,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:14,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:14,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:14,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:14,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:14,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:14,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:14,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:14,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:14,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:14,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:15,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:15,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:15,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:15,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:15,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:15,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:15,052 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:15,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:15,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:15,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:15,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:15,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:15,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:15,058 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:15,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:15,059 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:15,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:15,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:15,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:15,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:15,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:15,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:15,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:15,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:15,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:15,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:15,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:15,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:15,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:15,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:15,068 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 -> 7fe960f102f13a0736a93d3696b74083efee19f5 [2019-11-27 09:25:15,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:15,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:15,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:15,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:15,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:15,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 09:25:15,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58b92e607/b6c69e9a93704f40824cf803013e5e81/FLAG33663df86 [2019-11-27 09:25:17,799 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:17,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 09:25:17,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58b92e607/b6c69e9a93704f40824cf803013e5e81/FLAG33663df86 [2019-11-27 09:25:17,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58b92e607/b6c69e9a93704f40824cf803013e5e81 [2019-11-27 09:25:17,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:17,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:17,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:17,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:17,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:17,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:17" (1/1) ... [2019-11-27 09:25:18,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:17, skipping insertion in model container [2019-11-27 09:25:18,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:17" (1/1) ... [2019-11-27 09:25:18,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:18,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:23,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:23,558 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:26,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:26,350 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:26,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26 WrapperNode [2019-11-27 09:25:26,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:26,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:26,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:26,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:26,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:26,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:27,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:27,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:27,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:27,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:27,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:26" (1/1) ... [2019-11-27 09:25:28,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:28,055 INFO L168 Benchmark]: Toolchain (without parser) took 10066.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 784.4 MB in the end (delta: 148.6 MB). Peak memory consumption was 148.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,056 INFO L168 Benchmark]: CDTParser took 1.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:25:28,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8370.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,062 INFO L168 Benchmark]: Boogie Procedure Inliner took 787.43 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 835.9 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,065 INFO L168 Benchmark]: Boogie Preprocessor took 901.91 ms. Allocated memory is still 1.0 GB. Free memory was 835.9 MB in the beginning and 784.4 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:28,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 8370.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 787.43 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 835.9 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 901.91 ms. Allocated memory is still 1.0 GB. Free memory was 835.9 MB in the beginning and 784.4 MB in the end (delta: 51.4 MB). Peak memory consumption was 51.4 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-da95e15 [2019-11-27 09:25:31,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:31,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:31,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:31,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:31,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:31,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:31,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:31,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:31,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:31,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:31,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:32,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:32,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:32,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:32,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:32,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:32,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:32,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:32,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:32,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:32,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:32,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:32,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:32,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:32,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:32,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:32,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:32,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:32,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:32,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:32,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:32,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:32,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:32,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:32,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:32,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:32,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:32,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:32,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:32,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:32,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:32,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:32,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:32,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:32,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:32,154 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:32,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:32,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:32,155 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:32,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:32,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:32,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:32,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:32,160 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:32,160 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:32,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:32,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:32,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:32,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:32,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:32,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:32,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:32,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:32,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:32,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:32,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:32,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:32,170 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:32,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:32,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:32,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:32,172 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 -> 7fe960f102f13a0736a93d3696b74083efee19f5 [2019-11-27 09:25:32,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:32,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:32,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:32,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:32,834 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:32,836 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 09:25:32,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec9dc4ee/62b14f09ef9b468584b038d5d1ec54aa/FLAG3c4b1d644 [2019-11-27 09:25:35,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:35,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 09:25:35,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec9dc4ee/62b14f09ef9b468584b038d5d1ec54aa/FLAG3c4b1d644 [2019-11-27 09:25:35,377 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ec9dc4ee/62b14f09ef9b468584b038d5d1ec54aa [2019-11-27 09:25:35,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:35,390 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:35,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:35,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:35,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:35,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35, skipping insertion in model container [2019-11-27 09:25:35,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:35,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:40,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:40,514 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:43,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:43,203 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:43,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43 WrapperNode [2019-11-27 09:25:43,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:43,211 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:43,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:43,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:43,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:43,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:44,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:44,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:44,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:44,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:43" (1/1) ... [2019-11-27 09:25:44,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:44,922 INFO L168 Benchmark]: Toolchain (without parser) took 9527.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 758.0 MB in the end (delta: 175.1 MB). Peak memory consumption was 175.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,924 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. [2019-11-27 09:25:44,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7816.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 880.3 MB in the end (delta: 52.7 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 802.33 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 809.6 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,937 INFO L168 Benchmark]: Boogie Preprocessor took 899.75 ms. Allocated memory is still 1.0 GB. Free memory was 809.6 MB in the beginning and 758.0 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:44,951 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 7816.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 880.3 MB in the end (delta: 52.7 MB). Peak memory consumption was 269.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 802.33 ms. Allocated memory is still 1.0 GB. Free memory was 880.3 MB in the beginning and 809.6 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 899.75 ms. Allocated memory is still 1.0 GB. Free memory was 809.6 MB in the beginning and 758.0 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...