./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label44.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/Problem01_label44.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 2239efb232e6960cd140d60028ed9446da6b2730 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label44.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 2239efb232e6960cd140d60028ed9446da6b2730 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:45,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:45,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:45,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:45,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:45,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:45,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:46,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:46,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:46,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:46,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:46,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:46,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:46,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:46,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:46,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:46,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:46,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:46,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:46,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:46,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:46,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:46,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:46,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:46,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:46,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:46,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:46,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:46,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:46,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:46,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:46,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:46,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:46,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:46,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:46,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:46,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:46,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:46,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:46,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:46,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:46,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:46,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:46,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:46,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:46,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:46,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:46,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:46,182 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:46,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:46,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:46,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:46,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:46,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:46,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:46,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:46,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:46,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:46,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:46,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:46,190 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:46,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:46,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:46,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:46,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:46,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:46,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:46,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:46,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:46,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:46,197 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 -> 2239efb232e6960cd140d60028ed9446da6b2730 [2019-11-26 16:33:46,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:46,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:46,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:46,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:46,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:46,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label44.c [2019-11-26 16:33:47,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f1776db/f2f0197929f440b9bbd32aa0001e9310/FLAGba8377b8a [2019-11-26 16:33:48,102 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:48,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label44.c [2019-11-26 16:33:48,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f1776db/f2f0197929f440b9bbd32aa0001e9310/FLAGba8377b8a [2019-11-26 16:33:48,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28f1776db/f2f0197929f440b9bbd32aa0001e9310 [2019-11-26 16:33:48,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:48,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:48,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:48,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:48,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:48,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:48" (1/1) ... [2019-11-26 16:33:48,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:48, skipping insertion in model container [2019-11-26 16:33:48,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:48" (1/1) ... [2019-11-26 16:33:48,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:48,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:49,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:49,441 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:49,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:49,763 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:49,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49 WrapperNode [2019-11-26 16:33:49,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:49,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:49,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:49,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:49,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:49,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:50,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:50,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:50,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:50,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,154 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:49" (1/1) ... [2019-11-26 16:33:50,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:50,169 INFO L168 Benchmark]: Toolchain (without parser) took 1987.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:50,172 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:50,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1580.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,178 INFO L168 Benchmark]: Boogie Procedure Inliner took 243.59 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,181 INFO L168 Benchmark]: Boogie Preprocessor took 153.43 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:50,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1580.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 243.59 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.43 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 0.1.24-025d5a2 [2019-11-26 16:33:54,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:54,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:54,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:54,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:54,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:54,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:54,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:54,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:54,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:54,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:54,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:54,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:54,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:54,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:54,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:54,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:54,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:54,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:54,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:54,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:54,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:54,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:54,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:54,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:54,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:54,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:54,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:54,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:54,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:54,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:54,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:54,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:54,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:54,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:54,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:54,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:54,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:54,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:54,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:54,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:54,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:54,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:54,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:54,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:54,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:54,283 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:54,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:54,286 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:54,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:54,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:54,287 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:54,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:54,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:54,289 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:54,291 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:54,291 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:54,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:54,292 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:54,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:54,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:54,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:54,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:54,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:54,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:54,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:54,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:54,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:54,298 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:54,298 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:54,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:54,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:54,302 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 -> 2239efb232e6960cd140d60028ed9446da6b2730 [2019-11-26 16:33:54,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:54,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:54,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:54,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:54,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:54,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label44.c [2019-11-26 16:33:55,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08688187/8dfd391139b84987b4000e6bf7e1910c/FLAG674b6330b [2019-11-26 16:33:56,363 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:56,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label44.c [2019-11-26 16:33:56,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08688187/8dfd391139b84987b4000e6bf7e1910c/FLAG674b6330b [2019-11-26 16:33:56,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e08688187/8dfd391139b84987b4000e6bf7e1910c [2019-11-26 16:33:56,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:56,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:56,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:56,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:56,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:56,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56, skipping insertion in model container [2019-11-26 16:33:56,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:56,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:57,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:57,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:57,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:58,017 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:58,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58 WrapperNode [2019-11-26 16:33:58,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:58,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:58,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:58,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:58,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:58,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:58,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:58,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:58,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:58" (1/1) ... [2019-11-26 16:33:58,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:58,466 INFO L168 Benchmark]: Toolchain (without parser) took 2008.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:58,470 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:58,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1562.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:58,476 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.39 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:58,482 INFO L168 Benchmark]: Boogie Preprocessor took 203.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:58,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1562.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.39 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 203.52 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 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...