./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label56.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_label56.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 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label56.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 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:39:47,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:47,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:47,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:47,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:47,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:47,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:47,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:47,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:47,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:48,002 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:48,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:48,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:48,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:48,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:48,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:48,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:48,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:48,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:48,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:48,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:48,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:48,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:48,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:48,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:48,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:48,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:48,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:48,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:48,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:48,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:48,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:48,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:48,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:48,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:48,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:48,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:48,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:48,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:48,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:48,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:48,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:48,149 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:48,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:48,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:48,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:48,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:48,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:48,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:48,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:48,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:48,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:48,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:48,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:48,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:48,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:48,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:48,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:48,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:48,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:48,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:48,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:48,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:48,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:48,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:48,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:48,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:48,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:48,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:48,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:48,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:48,175 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 -> 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 [2019-11-24 20:39:48,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:48,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:48,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:48,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:48,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:48,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-24 20:39:48,960 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a8e0b929/e02ed5bbcaf0402fb22e3a8d59cb102d/FLAG9239db46e [2019-11-24 20:39:50,245 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:50,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-24 20:39:50,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a8e0b929/e02ed5bbcaf0402fb22e3a8d59cb102d/FLAG9239db46e [2019-11-24 20:39:50,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a8e0b929/e02ed5bbcaf0402fb22e3a8d59cb102d [2019-11-24 20:39:50,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:50,327 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:50,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:50,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:50,342 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:50,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:50" (1/1) ... [2019-11-24 20:39:50,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a9e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:50, skipping insertion in model container [2019-11-24 20:39:50,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:50" (1/1) ... [2019-11-24 20:39:50,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:50,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:51,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:51,605 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:51,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:51,918 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:51,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51 WrapperNode [2019-11-24 20:39:51,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:51,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:51,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:51,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:51,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:51,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:52,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:52,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:52,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:52,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:51" (1/1) ... [2019-11-24 20:39:52,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:52,339 INFO L168 Benchmark]: Toolchain (without parser) took 2007.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 961.6 MB in the end (delta: -4.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:52,342 INFO L168 Benchmark]: CDTParser took 3.22 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 20:39:52,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1590.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:52,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.59 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. [2019-11-24 20:39:52,355 INFO L168 Benchmark]: Boogie Preprocessor took 180.86 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:52,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.22 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 1590.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.1 MB in the end (delta: -15.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.59 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. * Boogie Preprocessor took 180.86 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 20:39:56,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:56,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:56,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:56,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:56,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:56,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:56,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:56,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:56,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:56,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:56,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:56,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:56,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:56,336 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:56,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:56,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:56,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:56,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:56,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:56,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:56,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:56,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:56,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:56,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:56,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:56,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:56,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:56,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:56,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:56,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:56,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:56,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:56,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:56,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:56,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:56,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:56,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:56,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:56,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:56,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:56,420 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:56,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:56,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:56,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:56,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:56,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:56,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:56,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:56,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:56,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:56,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:56,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:56,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:56,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:56,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:56,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:56,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:56,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:56,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:56,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:56,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:56,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:56,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:56,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:56,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:56,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:56,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:56,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:56,484 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:56,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:56,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:56,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:56,486 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 -> 08b7aa26e03024d3f4d1247f9fe7868985d0c8c2 [2019-11-24 20:39:57,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:57,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:57,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:57,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:57,124 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:57,125 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-24 20:39:57,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75184c0c2/683fe3e1cea74a419a741fb099342feb/FLAGd7ad33f88 [2019-11-24 20:39:58,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:58,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label56.c [2019-11-24 20:39:58,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75184c0c2/683fe3e1cea74a419a741fb099342feb/FLAGd7ad33f88 [2019-11-24 20:39:58,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75184c0c2/683fe3e1cea74a419a741fb099342feb [2019-11-24 20:39:58,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:58,566 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:58,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:58,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:58,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:58,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:58" (1/1) ... [2019-11-24 20:39:58,592 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 24.11 08:39:58, skipping insertion in model container [2019-11-24 20:39:58,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:58" (1/1) ... [2019-11-24 20:39:58,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:58,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:59,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:59,901 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:00,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:00,243 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:00,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00 WrapperNode [2019-11-24 20:40:00,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:00,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:00,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:00,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:00,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:00,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:00,474 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:00,474 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:00,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:00" (1/1) ... [2019-11-24 20:40:00,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:00,682 INFO L168 Benchmark]: Toolchain (without parser) took 2103.82 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 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:00,684 INFO L168 Benchmark]: CDTParser took 0.32 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 20:40:00,685 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1675.58 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 968.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:00,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.39 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 20:40:00,691 INFO L168 Benchmark]: Boogie Preprocessor took 201.63 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 20:40:00,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1675.58 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 968.0 MB in the end (delta: -6.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.39 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 201.63 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...