./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem16_label40.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 ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label40.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 ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:52,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:52,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:53,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:53,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:53,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:53,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:53,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:53,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:53,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:53,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:53,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:53,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:53,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:53,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:53,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:53,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:53,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:53,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:53,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:53,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:53,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:53,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:53,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:53,131 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:53,132 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:53,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:53,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:53,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:53,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:53,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:53,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:53,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:53,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:53,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:53,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:53,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:53,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:53,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:53,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:53,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:53,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:53,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:53,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:53,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:53,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:53,211 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:53,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:53,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:53,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:53,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:53,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:53,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:53,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:53,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:53,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:53,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:53,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:53,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:53,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:53,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:53,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:53,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:53,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:53,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:53,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:53,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:53,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:53,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:53,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:53,226 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 -> ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 [2019-11-27 15:58:53,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:53,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:53,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:53,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:53,909 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:53,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 15:58:54,072 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290a7df58/161302f9f7694c559e86652a0f80d23f/FLAG22ed4f980 [2019-11-27 15:58:55,672 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:55,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 15:58:55,739 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290a7df58/161302f9f7694c559e86652a0f80d23f/FLAG22ed4f980 [2019-11-27 15:58:55,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/290a7df58/161302f9f7694c559e86652a0f80d23f [2019-11-27 15:58:55,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:55,799 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:55,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:55,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:55,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:55,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,824 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 03:58:55, skipping insertion in model container [2019-11-27 15:58:55,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:56,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:57,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:57,733 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:58,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:58,346 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:58,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58 WrapperNode [2019-11-27 15:58:58,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:58,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:58,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:58,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:58,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:58,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:58,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:58,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:58,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:58,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:58" (1/1) ... [2019-11-27 15:58:59,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:59,069 INFO L168 Benchmark]: Toolchain (without parser) took 3262.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,070 INFO L168 Benchmark]: CDTParser took 0.33 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 15:58:59,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2547.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.70 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,080 INFO L168 Benchmark]: Boogie Preprocessor took 368.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:59,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2547.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.70 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 368.08 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:03,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:03,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:03,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:03,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:03,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:03,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:03,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:03,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:03,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:03,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:03,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:03,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:03,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:03,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:03,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:03,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:03,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:03,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:03,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:03,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:03,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:03,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:03,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:03,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:03,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:03,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:03,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:03,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:03,189 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:03,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:03,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:03,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:03,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:03,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:03,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:03,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:03,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:03,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:03,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:03,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:03,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:03,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:03,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:03,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:03,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:03,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:03,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:03,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:03,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:03,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:03,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:03,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:03,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:03,242 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:03,242 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:03,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:03,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:03,244 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:03,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:03,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:03,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:03,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:03,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:03,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:03,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:03,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:03,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:03,248 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:03,248 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:03,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:03,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:03,250 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 -> ff1c9a6c430c39da5b14cad9bf3eb91126a91c65 [2019-11-27 15:59:03,802 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:03,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:03,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:03,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:03,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:03,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 15:59:04,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe8861e52/e647fb8b12a7424db322b2038c6c85cf/FLAG44fd056a4 [2019-11-27 15:59:05,501 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:05,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label40.c [2019-11-27 15:59:05,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe8861e52/e647fb8b12a7424db322b2038c6c85cf/FLAG44fd056a4 [2019-11-27 15:59:05,679 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe8861e52/e647fb8b12a7424db322b2038c6c85cf [2019-11-27 15:59:05,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:05,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:05,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:05,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:05,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:05,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:05, skipping insertion in model container [2019-11-27 15:59:05,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:05" (1/1) ... [2019-11-27 15:59:05,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:05,941 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:07,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:07,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:08,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:08,400 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:08,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08 WrapperNode [2019-11-27 15:59:08,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:08,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:08,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:08,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:08,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:08,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:08,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:08,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:08,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:08" (1/1) ... [2019-11-27 15:59:08,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:08,926 INFO L168 Benchmark]: Toolchain (without parser) took 3223.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 908.3 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,927 INFO L168 Benchmark]: CDTParser took 0.31 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 15:59:08,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2703.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 931.2 MB in the end (delta: 23.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.77 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 919.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,938 INFO L168 Benchmark]: Boogie Preprocessor took 249.37 ms. Allocated memory is still 1.0 GB. Free memory was 919.8 MB in the beginning and 908.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:08,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2703.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 931.2 MB in the end (delta: 23.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.77 ms. Allocated memory is still 1.0 GB. Free memory was 931.2 MB in the beginning and 919.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.37 ms. Allocated memory is still 1.0 GB. Free memory was 919.8 MB in the beginning and 908.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...