./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label35.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 e917ba385a2be912806a55d00584da8ef99176f0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label35.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 e917ba385a2be912806a55d00584da8ef99176f0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:21,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:21,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:21,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:21,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:21,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:21,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:21,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:21,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:21,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:21,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:21,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:21,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:21,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:21,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:21,117 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:21,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:21,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:21,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:21,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:21,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:21,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:21,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:21,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:21,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:21,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:21,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:21,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:21,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:21,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:21,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:21,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:21,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:21,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:21,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:21,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:21,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:21,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:21,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:21,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:21,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:21,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:21,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:21,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:21,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:21,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:21,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:21,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:21,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:21,250 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:21,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:21,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:21,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:21,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:21,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:21,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:21,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:21,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:21,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:21,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:21,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:21,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:21,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:21,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:21,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:21,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:21,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:21,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:21,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:21,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:21,266 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 -> e917ba385a2be912806a55d00584da8ef99176f0 [2019-11-26 16:51:21,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:21,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:21,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:21,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:21,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:21,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label35.c [2019-11-26 16:51:22,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef97b66c6/8404f22762c54e75a231f7ef2a136411/FLAGe6c5b2892 [2019-11-26 16:51:23,739 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:23,744 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label35.c [2019-11-26 16:51:23,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef97b66c6/8404f22762c54e75a231f7ef2a136411/FLAGe6c5b2892 [2019-11-26 16:51:23,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef97b66c6/8404f22762c54e75a231f7ef2a136411 [2019-11-26 16:51:23,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:23,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:23,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:23,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:23,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:23,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,887 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 26.11 04:51:23, skipping insertion in model container [2019-11-26 16:51:23,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:23" (1/1) ... [2019-11-26 16:51:23,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:24,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:26,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:26,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:27,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:27,595 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:27,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27 WrapperNode [2019-11-26 16:51:27,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:27,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:27,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:27,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:27,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:28,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:28,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:28,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:28,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:28,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:28,745 INFO L168 Benchmark]: Toolchain (without parser) took 4877.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 803.7 MB in the end (delta: 152.3 MB). Peak memory consumption was 152.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,747 INFO L168 Benchmark]: CDTParser took 2.90 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:28,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3734.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.5 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 523.80 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 832.9 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,758 INFO L168 Benchmark]: Boogie Preprocessor took 611.13 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 803.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:28,769 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 3734.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.5 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 523.80 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 832.9 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 611.13 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 803.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-025d5a2 [2019-11-26 16:51:32,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:32,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:32,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:32,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:32,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:32,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:32,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:32,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:32,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:32,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:32,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:32,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:32,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:32,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:32,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:32,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:32,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:32,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:32,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:32,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:32,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:32,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:32,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:32,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:32,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:32,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:32,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:32,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:32,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:32,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:32,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:32,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:32,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:32,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:32,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:32,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:32,913 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:32,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:32,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:32,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:32,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:32,963 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:32,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:32,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:32,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:32,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:32,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:32,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:32,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:32,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:32,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:32,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:32,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:32,978 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:32,979 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:32,979 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:32,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:32,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:32,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:32,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:32,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:32,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:32,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:32,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:32,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:32,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:32,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:32,988 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:32,988 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:32,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:32,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:32,991 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 -> e917ba385a2be912806a55d00584da8ef99176f0 [2019-11-26 16:51:33,587 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:33,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:33,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:33,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:33,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:33,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label35.c [2019-11-26 16:51:33,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6974aa7fe/67e33bba746a48278b19409a0e284571/FLAG690f88c9e [2019-11-26 16:51:35,471 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:35,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label35.c [2019-11-26 16:51:35,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6974aa7fe/67e33bba746a48278b19409a0e284571/FLAG690f88c9e [2019-11-26 16:51:35,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6974aa7fe/67e33bba746a48278b19409a0e284571 [2019-11-26 16:51:35,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:35,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:35,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:35,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:35,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:35,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:35" (1/1) ... [2019-11-26 16:51:35,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:35, skipping insertion in model container [2019-11-26 16:51:35,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:35" (1/1) ... [2019-11-26 16:51:35,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:35,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:38,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:38,267 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:39,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:39,675 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:39,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39 WrapperNode [2019-11-26 16:51:39,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:39,677 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:39,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:39,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:39,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:39,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:40,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:40,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:40,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:40,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:40,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:40,522 INFO L168 Benchmark]: Toolchain (without parser) took 4920.27 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 799.2 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,523 INFO L168 Benchmark]: CDTParser took 2.96 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:40,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4074.49 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 445.42 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,533 INFO L168 Benchmark]: Boogie Preprocessor took 389.58 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 799.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:40,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.96 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 4074.49 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 445.42 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 822.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 389.58 ms. Allocated memory is still 1.0 GB. Free memory was 822.1 MB in the beginning and 799.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...