./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label05.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/Problem13_label05.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 cb17edc3b2bd569883e1e81763b252b2b6675538 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label05.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 cb17edc3b2bd569883e1e81763b252b2b6675538 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:47:07,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:07,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:07,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:07,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:07,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:07,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:07,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:07,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:07,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:08,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:08,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:08,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:08,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:08,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:08,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:08,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:08,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:08,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:08,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:08,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:08,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:08,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:08,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:08,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:08,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:08,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:08,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:08,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:08,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:08,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:08,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:08,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:08,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:08,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:08,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:08,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:08,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:08,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:08,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:08,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:08,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:08,136 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:08,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:08,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:08,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:08,144 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:08,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:08,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:08,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:08,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:08,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:08,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:08,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:08,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:08,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:08,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:08,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:08,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:08,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:08,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:08,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:08,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:08,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:08,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:08,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:08,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:08,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:08,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:08,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:08,159 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 -> cb17edc3b2bd569883e1e81763b252b2b6675538 [2019-11-26 16:47:08,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:08,732 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:08,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:08,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:08,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:08,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-26 16:47:08,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8488553fe/73616771fc0445a78216c9a1658006b4/FLAG92376d8b7 [2019-11-26 16:47:10,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:10,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-26 16:47:10,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8488553fe/73616771fc0445a78216c9a1658006b4/FLAG92376d8b7 [2019-11-26 16:47:10,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8488553fe/73616771fc0445a78216c9a1658006b4 [2019-11-26 16:47:10,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:10,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:10,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:10,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:10,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:10,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:10" (1/1) ... [2019-11-26 16:47:10,738 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 26.11 04:47:10, skipping insertion in model container [2019-11-26 16:47:10,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:10" (1/1) ... [2019-11-26 16:47:10,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:11,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:14,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:14,488 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:16,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:16,362 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:16,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16 WrapperNode [2019-11-26 16:47:16,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:16,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:16,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:16,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:16,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:16,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:17,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:17,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:17,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:17,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:17,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:17,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:18,009 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:18,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:18,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:18,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:18,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:16" (1/1) ... [2019-11-26 16:47:18,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:18,837 INFO L168 Benchmark]: Toolchain (without parser) took 8117.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 807.3 MB in the end (delta: 137.2 MB). Peak memory consumption was 137.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,840 INFO L168 Benchmark]: CDTParser took 3.65 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 16:47:18,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5647.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 1430.60 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.4 MB in the end (delta: -102.5 MB). Peak memory consumption was 131.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,850 INFO L168 Benchmark]: Boogie Preprocessor took 1027.77 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 807.3 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.65 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 5647.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1430.60 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 876.4 MB in the end (delta: -102.5 MB). Peak memory consumption was 131.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1027.77 ms. Allocated memory is still 1.0 GB. Free memory was 876.4 MB in the beginning and 807.3 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 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 16:47:22,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:22,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:22,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:22,945 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:22,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:22,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:22,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:22,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:22,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:22,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:22,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:23,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:23,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:23,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:23,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:23,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:23,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:23,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:23,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:23,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:23,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:23,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:23,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:23,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:23,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:23,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:23,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:23,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:23,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:23,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:23,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:23,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:23,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:23,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:23,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:23,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:23,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:23,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:23,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:23,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:23,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:23,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:23,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:23,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:23,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:23,152 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:23,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:23,156 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:23,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:23,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:23,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:23,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:23,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:23,161 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:23,161 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:23,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:23,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:23,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:23,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:23,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:23,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:23,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:23,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:23,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:23,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:23,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:23,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:23,168 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:23,169 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:23,171 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:23,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:23,173 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 -> cb17edc3b2bd569883e1e81763b252b2b6675538 [2019-11-26 16:47:23,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:23,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:23,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:23,732 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:23,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:23,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-26 16:47:23,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abde8f073/2b6e484702bb489ca62dd221f14b39b5/FLAG7729b3de5 [2019-11-26 16:47:25,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:25,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2019-11-26 16:47:25,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abde8f073/2b6e484702bb489ca62dd221f14b39b5/FLAG7729b3de5 [2019-11-26 16:47:25,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abde8f073/2b6e484702bb489ca62dd221f14b39b5 [2019-11-26 16:47:25,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:25,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:25,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:25,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:25,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:25,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:25" (1/1) ... [2019-11-26 16:47:25,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:25, skipping insertion in model container [2019-11-26 16:47:25,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:25" (1/1) ... [2019-11-26 16:47:25,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:26,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:29,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:29,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:32,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:32,306 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:32,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32 WrapperNode [2019-11-26 16:47:32,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:32,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:32,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:32,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:32,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:32,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:32,976 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:32,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:32,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:33,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:32" (1/1) ... [2019-11-26 16:47:33,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:33,655 INFO L168 Benchmark]: Toolchain (without parser) took 7940.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.0 MB in the end (delta: 61.5 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,656 INFO L168 Benchmark]: CDTParser took 0.44 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 16:47:33,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6597.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 662.20 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 916.4 MB in the end (delta: -199.8 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,666 INFO L168 Benchmark]: Boogie Preprocessor took 670.66 ms. Allocated memory is still 1.0 GB. Free memory was 916.4 MB in the beginning and 883.0 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:33,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 6597.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 662.20 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 916.4 MB in the end (delta: -199.8 MB). Peak memory consumption was 36.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 670.66 ms. Allocated memory is still 1.0 GB. Free memory was 916.4 MB in the beginning and 883.0 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...