./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem17_label51.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 44e865cb3b03c69d875149f8f77e9f4453d97c0d ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label51.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 44e865cb3b03c69d875149f8f77e9f4453d97c0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:43,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:43,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:43,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:43,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:43,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:43,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:43,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:43,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:43,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:43,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:43,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:43,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:43,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:43,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:43,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:43,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:43,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:43,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:43,798 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:43,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:43,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:43,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:43,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:43,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:43,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:43,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:43,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:43,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:43,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:43,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:43,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:43,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:43,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:43,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:43,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:43,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:43,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:43,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:43,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:43,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:43,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:43,869 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:43,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:43,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:43,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:43,874 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:43,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:43,875 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:43,875 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:43,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:43,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:43,876 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:43,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:43,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:43,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:43,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:43,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:43,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:43,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:43,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:43,881 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:43,881 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:43,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:43,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:43,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:43,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:43,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:43,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:43,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:43,884 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-27 15:59:44,276 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:44,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:44,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:44,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:44,308 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:44,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-27 15:59:44,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15549aa3f/aa8134edc9ae4e93820b2cfc8d7b87a7/FLAGc9b345a36 [2019-11-27 15:59:45,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:45,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-27 15:59:45,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15549aa3f/aa8134edc9ae4e93820b2cfc8d7b87a7/FLAGc9b345a36 [2019-11-27 15:59:45,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15549aa3f/aa8134edc9ae4e93820b2cfc8d7b87a7 [2019-11-27 15:59:45,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:45,973 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:45,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:45,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:45,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:45,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45, skipping insertion in model container [2019-11-27 15:59:45,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:46,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:46,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:47,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:47,657 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:48,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:48,332 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:48,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48 WrapperNode [2019-11-27 15:59:48,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:48,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:48,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:48,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:48,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:48,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:48,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:48,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:48,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:48,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:48,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:48,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:48,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:48,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:49,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:49,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:49,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:48" (1/1) ... [2019-11-27 15:59:49,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:49,312 INFO L168 Benchmark]: Toolchain (without parser) took 3335.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 776.6 MB in the end (delta: 178.0 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,313 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 15:59:49,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2362.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 874.0 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 463.63 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 811.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,322 INFO L168 Benchmark]: Boogie Preprocessor took 503.09 ms. Allocated memory is still 1.0 GB. Free memory was 811.0 MB in the beginning and 776.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:49,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2362.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 874.0 MB in the end (delta: 74.8 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 463.63 ms. Allocated memory is still 1.0 GB. Free memory was 874.0 MB in the beginning and 811.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 503.09 ms. Allocated memory is still 1.0 GB. Free memory was 811.0 MB in the beginning and 776.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-509859d [2019-11-27 15:59:52,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:52,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:52,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:52,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:52,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:52,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:52,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:52,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:52,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:52,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:52,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:52,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:52,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:52,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:52,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:52,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:52,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:52,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:52,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:52,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:52,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:52,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:52,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:52,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:52,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:52,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:52,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:52,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:52,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:52,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:52,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:52,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:52,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:52,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:52,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:52,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:52,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:52,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:52,197 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:52,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:52,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:52,230 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:52,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:52,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:52,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:52,237 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:52,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:52,238 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:52,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:52,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:52,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:52,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:52,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:52,240 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:52,240 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:52,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:52,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:52,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:52,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:52,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:52,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:52,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:52,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:52,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:52,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:52,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:52,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:52,247 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:52,247 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:52,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:52,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:52,249 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-27 15:59:52,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:52,710 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:52,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:52,719 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:52,723 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:52,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-27 15:59:52,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918f61bb0/94452218a16144eeb50326ce4c0eaa69/FLAG711900130 [2019-11-27 15:59:53,878 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:53,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-27 15:59:53,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918f61bb0/94452218a16144eeb50326ce4c0eaa69/FLAG711900130 [2019-11-27 15:59:54,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/918f61bb0/94452218a16144eeb50326ce4c0eaa69 [2019-11-27 15:59:54,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:54,397 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:54,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:54,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:54,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:54,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:54,417 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 27.11 03:59:54, skipping insertion in model container [2019-11-27 15:59:54,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:54,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:54,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:56,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:56,417 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:57,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:57,218 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:57,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57 WrapperNode [2019-11-27 15:59:57,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:57,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:57,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:57,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:57,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:57,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:57,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:57,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:57,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:57,752 INFO L168 Benchmark]: Toolchain (without parser) took 3350.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 786.6 MB in the end (delta: 169.4 MB). Peak memory consumption was 169.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,753 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-27 15:59:57,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2822.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.7 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,761 INFO L168 Benchmark]: Boogie Procedure Inliner took 288.30 ms. Allocated memory is still 1.0 GB. Free memory was 826.7 MB in the beginning and 803.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,763 INFO L168 Benchmark]: Boogie Preprocessor took 232.48 ms. Allocated memory is still 1.0 GB. Free memory was 803.8 MB in the beginning and 786.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:57,774 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 2822.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.7 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 288.30 ms. Allocated memory is still 1.0 GB. Free memory was 826.7 MB in the beginning and 803.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 232.48 ms. Allocated memory is still 1.0 GB. Free memory was 803.8 MB in the beginning and 786.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...