./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_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 aef22afc35a98af365fa6d7f5fb628ee51622c18 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_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 aef22afc35a98af365fa6d7f5fb628ee51622c18 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:25,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:25,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:25,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:25,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:25,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:25,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:25,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:25,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:25,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:25,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:25,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:25,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:25,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:25,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:25,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:25,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:25,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:25,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:25,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:25,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:25,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:25,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:25,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:25,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:25,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:25,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:25,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:25,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:25,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:25,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:25,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:25,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:25,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:25,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:25,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:25,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:25,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:25,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:25,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:25,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:25,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:25,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:25,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:25,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:25,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:25,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:25,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:25,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:25,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:25,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:25,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:25,272 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:25,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:25,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:25,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:25,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:25,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:25,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:25,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:25,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:25,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:25,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:25,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:25,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:25,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:25,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:25,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:25,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:25,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:25,284 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 -> aef22afc35a98af365fa6d7f5fb628ee51622c18 [2019-11-27 09:33:25,833 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:25,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:25,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:25,871 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:25,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:25,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 09:33:26,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d106c7619/01353e92302044d09d27c2b4ceba752d/FLAG69cea9a8e [2019-11-27 09:33:27,642 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:27,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 09:33:27,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d106c7619/01353e92302044d09d27c2b4ceba752d/FLAG69cea9a8e [2019-11-27 09:33:27,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d106c7619/01353e92302044d09d27c2b4ceba752d [2019-11-27 09:33:27,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:27,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:27,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:27,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:27,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:27,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:27" (1/1) ... [2019-11-27 09:33:27,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:27, skipping insertion in model container [2019-11-27 09:33:27,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:27" (1/1) ... [2019-11-27 09:33:27,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:28,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:31,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:31,310 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:32,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:32,815 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:32,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32 WrapperNode [2019-11-27 09:33:32,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:32,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:32,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:32,822 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:32,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:32,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:33,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:33,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:33,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:33,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:33,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:33,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:33,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:33,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:34,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:34,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:34,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:32" (1/1) ... [2019-11-27 09:33:34,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:34,931 INFO L168 Benchmark]: Toolchain (without parser) took 7144.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 908.6 MB in the end (delta: 41.6 MB). Peak memory consumption was 314.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:34,932 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:34,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5036.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:34,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 762.00 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:34,943 INFO L168 Benchmark]: Boogie Preprocessor took 1337.78 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 908.6 MB in the end (delta: -156.6 MB). Peak memory consumption was 115.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:34,954 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5036.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.5 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 762.00 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1337.78 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 908.6 MB in the end (delta: -156.6 MB). Peak memory consumption was 115.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:38,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:38,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:38,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:38,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:38,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:39,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:39,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:39,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:39,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:39,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:39,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:39,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:39,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:39,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:39,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:39,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:39,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:39,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:39,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:39,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:39,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:39,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:39,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:39,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:39,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:39,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:39,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:39,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:39,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:39,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:39,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:39,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:39,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:39,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:39,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:39,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:39,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:39,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:39,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:39,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:39,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:39,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:39,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:39,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:39,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:39,248 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:39,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:39,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:39,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:39,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:39,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:39,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:39,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:39,256 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:39,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:39,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:39,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:39,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:39,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:39,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:39,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:39,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:39,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:39,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:39,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:39,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:39,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:39,265 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:39,266 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:39,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:39,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:39,269 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 -> aef22afc35a98af365fa6d7f5fb628ee51622c18 [2019-11-27 09:33:39,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:39,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:39,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:39,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:39,860 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:39,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 09:33:40,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c74a59492/ab7fce3582cc49edb6758f490198ed48/FLAG2fb059e65 [2019-11-27 09:33:41,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:41,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label05.c [2019-11-27 09:33:41,704 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c74a59492/ab7fce3582cc49edb6758f490198ed48/FLAG2fb059e65 [2019-11-27 09:33:42,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c74a59492/ab7fce3582cc49edb6758f490198ed48 [2019-11-27 09:33:42,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:42,219 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:42,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:42,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:42,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:42,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a94a89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:42, skipping insertion in model container [2019-11-27 09:33:42,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:42" (1/1) ... [2019-11-27 09:33:42,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:42,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:45,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:45,833 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:47,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:47,497 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:47,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47 WrapperNode [2019-11-27 09:33:47,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:47,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:47,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:47,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:47,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:47,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:48,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:48,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:48,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:48,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:48,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:47" (1/1) ... [2019-11-27 09:33:49,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:49,053 INFO L168 Benchmark]: Toolchain (without parser) took 6832.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 942.3 MB in the end (delta: 7.9 MB). Peak memory consumption was 288.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,054 INFO L168 Benchmark]: CDTParser took 1.73 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:49,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5273.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 774.9 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 592.65 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 739.1 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,060 INFO L168 Benchmark]: Boogie Preprocessor took 949.45 ms. Allocated memory is still 1.0 GB. Free memory was 739.1 MB in the beginning and 942.3 MB in the end (delta: -203.2 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:49,069 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 5273.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 774.9 MB in the end (delta: 175.3 MB). Peak memory consumption was 175.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 592.65 ms. Allocated memory is still 1.0 GB. Free memory was 774.9 MB in the beginning and 739.1 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 949.45 ms. Allocated memory is still 1.0 GB. Free memory was 739.1 MB in the beginning and 942.3 MB in the end (delta: -203.2 MB). Peak memory consumption was 77.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...