./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label55.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/Problem12_label55.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 5989178866e38f20430896c8450ffd755c369a02 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label55.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 5989178866e38f20430896c8450ffd755c369a02 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:46:53,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:53,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:53,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:53,946 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:53,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:53,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:53,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:53,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:53,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:53,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:53,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:53,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:53,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:53,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:53,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:53,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:53,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:53,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:54,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:54,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:54,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:54,012 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:54,016 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:54,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:54,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:54,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:54,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:54,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:54,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:54,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:54,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:54,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:54,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:54,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:54,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:54,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:54,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:54,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:54,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:54,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:54,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:54,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:54,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:54,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:54,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:54,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:54,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:54,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:54,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:54,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:54,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:54,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:54,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:54,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:54,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:54,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:54,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:54,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:54,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:54,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:54,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:54,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:54,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:54,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:54,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:54,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:54,085 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:54,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:54,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:54,087 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 -> 5989178866e38f20430896c8450ffd755c369a02 [2019-11-26 16:46:54,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:54,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:54,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:54,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:54,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:54,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-26 16:46:54,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07bd6215c/e50e6138198f4184824747951ee107a2/FLAG892e0b975 [2019-11-26 16:46:55,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:55,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-26 16:46:55,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07bd6215c/e50e6138198f4184824747951ee107a2/FLAG892e0b975 [2019-11-26 16:46:56,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07bd6215c/e50e6138198f4184824747951ee107a2 [2019-11-26 16:46:56,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:56,202 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:56,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:56,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:56,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:56,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:56, skipping insertion in model container [2019-11-26 16:46:56,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:56" (1/1) ... [2019-11-26 16:46:56,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:56,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:58,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:58,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:59,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:59,442 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:59,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59 WrapperNode [2019-11-26 16:46:59,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:59,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:59,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:59,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:59,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:59,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:59,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:59,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:59,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:47:00,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:00,807 INFO L168 Benchmark]: Toolchain (without parser) took 4599.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 912.5 MB in the end (delta: 43.5 MB). Peak memory consumption was 318.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:00,807 INFO L168 Benchmark]: CDTParser took 0.22 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 16:47:00,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3238.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.9 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:00,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 507.63 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:00,814 INFO L168 Benchmark]: Boogie Preprocessor took 843.53 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 912.5 MB in the end (delta: -166.0 MB). Peak memory consumption was 109.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:00,822 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3238.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 820.9 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 507.63 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 843.53 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 912.5 MB in the end (delta: -166.0 MB). Peak memory consumption was 109.2 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 0.1.24-025d5a2 [2019-11-26 16:47:03,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:03,581 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:03,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:03,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:03,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:03,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:03,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:03,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:03,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:03,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:03,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:03,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:03,657 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:03,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:03,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:03,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:03,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:03,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:03,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:03,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:03,682 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:03,683 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:03,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:03,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:03,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:03,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:03,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:03,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:03,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:03,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:03,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:03,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:03,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:03,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:03,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:03,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:03,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:03,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:03,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:03,710 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:03,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:03,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:03,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:03,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:03,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:03,742 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:03,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:03,743 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:03,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:03,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:03,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:03,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:03,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:03,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:03,748 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:03,748 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:03,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:03,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:03,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:03,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:03,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:03,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:03,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:03,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:03,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:03,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:03,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:03,754 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:03,754 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:03,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:03,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:03,755 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 -> 5989178866e38f20430896c8450ffd755c369a02 [2019-11-26 16:47:04,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:04,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:04,253 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:04,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:04,259 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:04,260 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-26 16:47:04,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468c30905/10097e489b854de1b68906a98459d1c5/FLAG16f8e7560 [2019-11-26 16:47:05,439 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:05,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-26 16:47:05,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468c30905/10097e489b854de1b68906a98459d1c5/FLAG16f8e7560 [2019-11-26 16:47:05,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/468c30905/10097e489b854de1b68906a98459d1c5 [2019-11-26 16:47:05,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:05,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:05,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:05,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:05,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:05,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05, skipping insertion in model container [2019-11-26 16:47:05,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:06,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:08,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:08,197 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:09,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:09,305 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:09,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09 WrapperNode [2019-11-26 16:47:09,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:09,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:09,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:09,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:09,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:09,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:09,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:09,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:09,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:09,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:10,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:10,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:09" (1/1) ... [2019-11-26 16:47:10,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:10,214 INFO L168 Benchmark]: Toolchain (without parser) took 4316.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 945.6 MB in the end (delta: 3.2 MB). Peak memory consumption was 284.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,215 INFO L168 Benchmark]: CDTParser took 1.96 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 16:47:10,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3410.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 767.9 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 355.08 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 739.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,221 INFO L168 Benchmark]: Boogie Preprocessor took 544.23 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 945.6 MB in the end (delta: -206.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:10,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 3410.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 767.9 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 355.08 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 739.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 544.23 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 945.6 MB in the end (delta: -206.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...