./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label18.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/Problem19_label18.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 6f60829148f6dc696848e1334af256cd43e969c0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label18.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 6f60829148f6dc696848e1334af256cd43e969c0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:52,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:52,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:53,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:53,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:53,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:53,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:53,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:53,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:53,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:53,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:53,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:53,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:53,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:53,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:53,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:53,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:53,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:53,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:53,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:53,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:53,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:53,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:53,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:53,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:53,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:53,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:53,116 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:53,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:53,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:53,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:53,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:53,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:53,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:53,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:53,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:53,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:53,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:53,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:53,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:53,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:53,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:53,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:53,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:53,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:53,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:53,169 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:53,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:53,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:53,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:53,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:53,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:53,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:53,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:53,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:53,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:53,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:53,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:53,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:53,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:53,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:53,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:53,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:53,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:53,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:53,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:53,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:53,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:53,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:53,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:53,181 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 -> 6f60829148f6dc696848e1334af256cd43e969c0 [2019-11-26 16:51:53,752 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:53,783 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:53,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:53,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:53,795 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:53,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label18.c [2019-11-26 16:51:53,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f67e1c73a/5969ccd27db14e4f9dd9a6e61a5ef243/FLAG30ed8abf6 [2019-11-26 16:51:55,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:55,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label18.c [2019-11-26 16:51:56,049 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f67e1c73a/5969ccd27db14e4f9dd9a6e61a5ef243/FLAG30ed8abf6 [2019-11-26 16:51:56,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f67e1c73a/5969ccd27db14e4f9dd9a6e61a5ef243 [2019-11-26 16:51:56,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:56,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:56,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:56,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:56,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:56,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:56" (1/1) ... [2019-11-26 16:51:56,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:56, skipping insertion in model container [2019-11-26 16:51:56,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:56" (1/1) ... [2019-11-26 16:51:56,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:56,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:01,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:01,081 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:03,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:03,941 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:03,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03 WrapperNode [2019-11-26 16:52:03,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:03,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:03,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:03,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:03,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:04,154 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:05,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:05,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:05,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:05,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:05,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:07,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:07,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:07,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:03" (1/1) ... [2019-11-26 16:52:08,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:08,496 INFO L168 Benchmark]: Toolchain (without parser) took 12391.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 779.9 MB in the end (delta: 153.2 MB). Peak memory consumption was 390.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,500 INFO L168 Benchmark]: CDTParser took 2.50 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 16:52:08,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7843.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 874.6 MB in the end (delta: 58.5 MB). Peak memory consumption was 272.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,504 INFO L168 Benchmark]: Boogie Procedure Inliner took 1458.63 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 708.6 MB in the end (delta: 165.9 MB). Peak memory consumption was 165.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,509 INFO L168 Benchmark]: Boogie Preprocessor took 3081.31 ms. Allocated memory is still 1.0 GB. Free memory was 708.6 MB in the beginning and 779.9 MB in the end (delta: -71.2 MB). Peak memory consumption was 165.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:08,523 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 7843.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 874.6 MB in the end (delta: 58.5 MB). Peak memory consumption was 272.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1458.63 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 708.6 MB in the end (delta: 165.9 MB). Peak memory consumption was 165.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3081.31 ms. Allocated memory is still 1.0 GB. Free memory was 708.6 MB in the beginning and 779.9 MB in the end (delta: -71.2 MB). Peak memory consumption was 165.8 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 16:52:12,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:12,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:12,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:12,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:12,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:12,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:12,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:12,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:12,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:12,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:12,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:12,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:12,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:12,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:12,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:12,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:12,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:12,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:12,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:12,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:12,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:12,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:12,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:12,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:12,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:12,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:12,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:12,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:12,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:12,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:12,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:12,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:12,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:12,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:12,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:12,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:12,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:12,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:12,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:12,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:12,868 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:12,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:12,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:12,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:12,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:12,920 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:12,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:12,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:12,921 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:12,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:12,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:12,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:12,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:12,926 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:12,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:12,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:12,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:12,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:12,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:12,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:12,932 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:12,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:12,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:12,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:12,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:12,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:12,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:12,936 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:12,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:12,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:12,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:12,940 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 -> 6f60829148f6dc696848e1334af256cd43e969c0 [2019-11-26 16:52:13,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:13,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:13,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:13,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:13,672 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:13,675 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label18.c [2019-11-26 16:52:13,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/564e96c72/b84835f4d45e4fb29e5b011e24c6428f/FLAG0e0239835 [2019-11-26 16:52:15,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:15,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label18.c [2019-11-26 16:52:15,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/564e96c72/b84835f4d45e4fb29e5b011e24c6428f/FLAG0e0239835 [2019-11-26 16:52:16,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/564e96c72/b84835f4d45e4fb29e5b011e24c6428f [2019-11-26 16:52:16,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:16,021 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:16,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:16,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:16,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:16,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:16,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:16, skipping insertion in model container [2019-11-26 16:52:16,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:16" (1/1) ... [2019-11-26 16:52:16,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:16,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:22,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:22,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:25,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:25,355 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:25,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25 WrapperNode [2019-11-26 16:52:25,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:25,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:25,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:25,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:25,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:25,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:26,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:26,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:26,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:26,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:26,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:25" (1/1) ... [2019-11-26 16:52:27,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:27,690 INFO L168 Benchmark]: Toolchain (without parser) took 11665.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 867.8 MB in the end (delta: 71.0 MB). Peak memory consumption was 321.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,691 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:52:27,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9338.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.7 MB in the end (delta: 174.0 MB). Peak memory consumption was 260.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 776.76 ms. Allocated memory is still 1.0 GB. Free memory was 764.7 MB in the beginning and 699.3 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,702 INFO L168 Benchmark]: Boogie Preprocessor took 1541.06 ms. Allocated memory is still 1.0 GB. Free memory was 699.3 MB in the beginning and 867.8 MB in the end (delta: -168.5 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:27,711 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 9338.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 764.7 MB in the end (delta: 174.0 MB). Peak memory consumption was 260.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 776.76 ms. Allocated memory is still 1.0 GB. Free memory was 764.7 MB in the beginning and 699.3 MB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1541.06 ms. Allocated memory is still 1.0 GB. Free memory was 699.3 MB in the beginning and 867.8 MB in the end (delta: -168.5 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...