./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem05_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 cddded550915d3b7bac49f0f2a53e1844b0c8107 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_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 cddded550915d3b7bac49f0f2a53e1844b0c8107 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:06,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:06,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:06,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:06,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:06,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:06,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:06,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:06,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:06,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:06,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:06,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:06,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:06,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:06,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:06,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:06,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:06,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:06,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:06,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:06,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:06,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:06,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:06,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:06,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:06,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:06,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:06,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:06,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:06,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:06,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:06,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:06,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:06,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:06,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:06,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:06,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:06,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:06,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:06,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:06,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:06,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:06,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:06,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:06,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:06,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:06,290 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:06,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:06,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:06,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:06,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:06,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:06,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:06,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:06,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:06,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:06,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:06,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:06,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:06,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:06,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:06,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:06,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:06,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:06,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:06,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:06,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:06,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:06,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:06,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:06,297 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 -> cddded550915d3b7bac49f0f2a53e1844b0c8107 [2019-11-25 22:29:06,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:06,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:06,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:06,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:06,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:06,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label56.c [2019-11-25 22:29:06,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d534e87/c955a2c8c8b148aeade60f2348f285fc/FLAG2ccdf5e62 [2019-11-25 22:29:08,380 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:08,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label56.c [2019-11-25 22:29:08,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d534e87/c955a2c8c8b148aeade60f2348f285fc/FLAG2ccdf5e62 [2019-11-25 22:29:08,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7d534e87/c955a2c8c8b148aeade60f2348f285fc [2019-11-25 22:29:08,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:08,998 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:09,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:09,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:09,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:09,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:08" (1/1) ... [2019-11-25 22:29:09,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:09, skipping insertion in model container [2019-11-25 22:29:09,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:08" (1/1) ... [2019-11-25 22:29:09,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:09,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:12,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:12,987 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:14,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:14,851 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:14,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14 WrapperNode [2019-11-25 22:29:14,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:14,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:14,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:14,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:14,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:14,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:15,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:15,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:15,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:15,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:15,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:14" (1/1) ... [2019-11-25 22:29:16,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:16,060 INFO L168 Benchmark]: Toolchain (without parser) took 7054.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 750.9 MB in the end (delta: 187.8 MB). Peak memory consumption was 187.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:16,061 INFO L168 Benchmark]: CDTParser took 0.85 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. [2019-11-25 22:29:16,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5853.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 888.5 MB in the end (delta: 50.2 MB). Peak memory consumption was 280.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:16,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 527.19 ms. Allocated memory is still 1.0 GB. Free memory was 882.9 MB in the beginning and 809.4 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:16,071 INFO L168 Benchmark]: Boogie Preprocessor took 669.78 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 750.9 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:16,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.85 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 5853.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 888.5 MB in the end (delta: 50.2 MB). Peak memory consumption was 280.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 527.19 ms. Allocated memory is still 1.0 GB. Free memory was 882.9 MB in the beginning and 809.4 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 669.78 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 750.9 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 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 0.1.24-65d6cd2 [2019-11-25 22:29:18,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:18,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:18,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:18,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:18,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:18,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:18,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:18,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:18,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:18,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:18,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:18,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:18,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:18,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:18,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:18,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:18,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:18,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:18,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:18,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:19,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:19,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:19,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:19,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:19,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:19,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:19,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:19,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:19,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:19,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:19,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:19,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:19,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:19,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:19,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:19,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:19,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:19,028 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:19,029 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:19,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:19,034 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:19,062 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:19,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:19,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:19,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:19,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:19,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:19,067 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:19,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:19,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:19,068 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:19,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:19,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:19,072 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:19,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:19,073 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:19,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:19,073 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:19,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:19,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:19,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:19,074 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:19,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:19,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:19,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:19,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:19,077 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:19,077 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:19,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:19,078 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:19,078 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:19,079 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 -> cddded550915d3b7bac49f0f2a53e1844b0c8107 [2019-11-25 22:29:19,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:19,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:19,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:19,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:19,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:19,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label56.c [2019-11-25 22:29:19,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5909aafa2/ed841553e3a441309f0ae2d29fa8c7ac/FLAG647757b81 [2019-11-25 22:29:21,009 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:21,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label56.c [2019-11-25 22:29:21,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5909aafa2/ed841553e3a441309f0ae2d29fa8c7ac/FLAG647757b81 [2019-11-25 22:29:21,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5909aafa2/ed841553e3a441309f0ae2d29fa8c7ac [2019-11-25 22:29:21,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:21,226 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:21,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:21,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:21,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:21,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:21" (1/1) ... [2019-11-25 22:29:21,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:21, skipping insertion in model container [2019-11-25 22:29:21,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:21" (1/1) ... [2019-11-25 22:29:21,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:21,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:25,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:25,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:27,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:27,505 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:27,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27 WrapperNode [2019-11-25 22:29:27,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:27,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:27,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:27,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:27,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:27,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:28,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:28,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:28,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:28,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:27" (1/1) ... [2019-11-25 22:29:28,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:28,731 INFO L168 Benchmark]: Toolchain (without parser) took 7500.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 737.1 MB in the end (delta: 194.5 MB). Peak memory consumption was 194.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,732 INFO L168 Benchmark]: CDTParser took 1.37 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. [2019-11-25 22:29:28,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6277.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 870.8 MB in the end (delta: 60.7 MB). Peak memory consumption was 270.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 538.58 ms. Allocated memory is still 1.0 GB. Free memory was 870.8 MB in the beginning and 789.9 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,738 INFO L168 Benchmark]: Boogie Preprocessor took 678.40 ms. Allocated memory is still 1.0 GB. Free memory was 789.9 MB in the beginning and 737.1 MB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 6277.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 870.8 MB in the end (delta: 60.7 MB). Peak memory consumption was 270.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 538.58 ms. Allocated memory is still 1.0 GB. Free memory was 870.8 MB in the beginning and 789.9 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 678.40 ms. Allocated memory is still 1.0 GB. Free memory was 789.9 MB in the beginning and 737.1 MB in the end (delta: 52.9 MB). Peak memory consumption was 52.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...