./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem01_label00.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 785a7f7444547118219ac2dc565afc7f15fbca51 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label00.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 785a7f7444547118219ac2dc565afc7f15fbca51 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:14,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:14,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:15,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:15,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:15,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:15,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:15,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:15,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:15,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:15,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:15,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:15,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:15,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:15,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:15,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:15,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:15,067 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:15,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:15,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:15,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:15,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:15,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:15,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:15,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:15,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:15,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:15,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:15,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:15,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:15,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:15,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:15,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:15,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:15,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:15,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:15,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:15,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:15,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:15,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:15,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:15,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:15,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:15,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:15,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:15,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:15,156 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:15,156 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:15,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:15,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:15,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:15,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:15,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:15,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:15,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:15,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:15,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:15,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:15,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:15,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:15,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:15,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:15,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:15,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:15,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:15,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:15,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:15,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:15,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:15,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:15,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:15,167 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 -> 785a7f7444547118219ac2dc565afc7f15fbca51 [2019-11-24 20:39:15,640 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:15,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:15,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:15,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:15,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:15,669 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-24 20:39:15,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40761f90c/5a6256636dac4a248b5ff8028a2b8b8e/FLAG6ec37695f [2019-11-24 20:39:16,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:16,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-24 20:39:16,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40761f90c/5a6256636dac4a248b5ff8028a2b8b8e/FLAG6ec37695f [2019-11-24 20:39:16,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40761f90c/5a6256636dac4a248b5ff8028a2b8b8e [2019-11-24 20:39:16,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:16,829 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:16,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:16,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:16,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:16,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:16" (1/1) ... [2019-11-24 20:39:16,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:16, skipping insertion in model container [2019-11-24 20:39:16,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:16" (1/1) ... [2019-11-24 20:39:16,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:16,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:17,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:17,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:17,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:17,929 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:17,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17 WrapperNode [2019-11-24 20:39:17,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:17,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:17,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:17,934 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:17,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:17,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:18,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:18,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:18,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:18,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:17" (1/1) ... [2019-11-24 20:39:18,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:18,231 INFO L168 Benchmark]: Toolchain (without parser) took 1401.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:18,235 INFO L168 Benchmark]: CDTParser took 0.60 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. [2019-11-24 20:39:18,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1102.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.1 MB in the end (delta: -668.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:18,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.25 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:18,238 INFO L168 Benchmark]: Boogie Preprocessor took 121.21 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:18,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 1102.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.1 MB in the end (delta: -668.2 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.25 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 121.21 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 20:39:21,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:21,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:21,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:21,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:21,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:21,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:21,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:21,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:21,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:21,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:21,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:21,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:21,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:21,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:21,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:21,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:21,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:21,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:21,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:21,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:21,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:21,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:21,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:21,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:21,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:21,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:21,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:21,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:21,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:21,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:21,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:21,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:21,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:21,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:21,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:21,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:21,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:21,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:21,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:21,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:21,160 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:21,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:21,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:21,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:21,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:21,194 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:21,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:21,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:21,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:21,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:21,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:21,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:21,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:21,199 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:21,199 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:21,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:21,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:21,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:21,202 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:21,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:21,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:21,203 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:21,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:21,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:21,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:21,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:21,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:21,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:21,204 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:21,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:21,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:21,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:21,208 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 -> 785a7f7444547118219ac2dc565afc7f15fbca51 [2019-11-24 20:39:21,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:21,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:21,723 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:21,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:21,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:21,730 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-24 20:39:21,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caa25a1c5/c4f61fd70a86468dba13f4a845ab290d/FLAGf0d5e401a [2019-11-24 20:39:22,705 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:22,706 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label00.c [2019-11-24 20:39:22,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caa25a1c5/c4f61fd70a86468dba13f4a845ab290d/FLAGf0d5e401a [2019-11-24 20:39:22,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caa25a1c5/c4f61fd70a86468dba13f4a845ab290d [2019-11-24 20:39:22,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:22,896 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:22,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:22,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:22,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:22,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22, skipping insertion in model container [2019-11-24 20:39:22,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:23,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:23,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:23,747 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:23,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:23,971 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:23,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23 WrapperNode [2019-11-24 20:39:23,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:23,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:23,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:23,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:23,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:24,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:24,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:24,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:24,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,170 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:23" (1/1) ... [2019-11-24 20:39:24,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:24,307 INFO L168 Benchmark]: Toolchain (without parser) took 1407.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 956.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:24,309 INFO L168 Benchmark]: CDTParser took 2.47 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. [2019-11-24 20:39:24,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1073.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 968.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:24,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.20 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:24,315 INFO L168 Benchmark]: Boogie Preprocessor took 161.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:24,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 1073.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 968.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.20 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 161.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...