./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label16.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_label16.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 20d793281ccfd8565d9cd385f713a8a642beeaa1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label16.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 20d793281ccfd8565d9cd385f713a8a642beeaa1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:59:15,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:15,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:15,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:15,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:15,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:15,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:15,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:15,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:15,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:15,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:15,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:15,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:15,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:15,826 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:15,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:15,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:15,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:15,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:15,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:15,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:15,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:15,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:15,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:15,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:15,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:15,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:15,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:15,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:15,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:15,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:15,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:15,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:15,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:15,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:15,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:15,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:15,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:15,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:15,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:15,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:15,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:15,911 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:15,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:15,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:15,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:15,916 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:15,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:15,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:15,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:15,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:15,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:15,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:15,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:15,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:15,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:15,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:15,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:15,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:15,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:15,924 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:15,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:15,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:15,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:15,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:15,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:15,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:15,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:15,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:15,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:15,927 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 -> 20d793281ccfd8565d9cd385f713a8a642beeaa1 [2019-11-27 15:59:16,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:16,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:16,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:16,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:16,435 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:16,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-27 15:59:16,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d011a505f/74617c06b4ac4c96b6a0632a07641079/FLAGb21442a31 [2019-11-27 15:59:17,570 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:17,572 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-27 15:59:17,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d011a505f/74617c06b4ac4c96b6a0632a07641079/FLAGb21442a31 [2019-11-27 15:59:18,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d011a505f/74617c06b4ac4c96b6a0632a07641079 [2019-11-27 15:59:18,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:18,076 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:18,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:18,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:18,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:18,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,093 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 27.11 03:59:18, skipping insertion in model container [2019-11-27 15:59:18,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:18" (1/1) ... [2019-11-27 15:59:18,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:18,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:19,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:19,704 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:20,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:20,359 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:20,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20 WrapperNode [2019-11-27 15:59:20,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:20,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:20,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:20,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:20,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:20,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:20,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:20,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:20,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:20,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:20,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:20,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:20,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:20,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:21,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:21,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:21,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:20" (1/1) ... [2019-11-27 15:59:21,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:21,289 INFO L168 Benchmark]: Toolchain (without parser) took 3207.96 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 776.6 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:21,289 INFO L168 Benchmark]: CDTParser took 0.20 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 15:59:21,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2285.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 874.0 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:21,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 432.84 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 15:59:21,296 INFO L168 Benchmark]: Boogie Preprocessor took 481.64 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 15:59:21,305 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 2285.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 874.0 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 432.84 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 481.64 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 15:59:24,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:24,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:24,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:24,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:24,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:24,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:24,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:24,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:24,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:24,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:24,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:24,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:24,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:24,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:24,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:24,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:24,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:24,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:24,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:24,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:24,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:24,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:24,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:24,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:24,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:24,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:24,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:24,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:24,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:24,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:24,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:24,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:24,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:24,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:24,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:24,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:24,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:24,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:24,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:24,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:24,145 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:24,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:24,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:24,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:24,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:24,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:24,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:24,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:24,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:24,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:24,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:24,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:24,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:24,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:24,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:24,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:24,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:24,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:24,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:24,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:24,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:24,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:24,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:24,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:24,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:24,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:24,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:24,190 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:24,190 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:24,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:24,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:24,192 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 -> 20d793281ccfd8565d9cd385f713a8a642beeaa1 [2019-11-27 15:59:24,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:24,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:24,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:24,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:24,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:24,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-27 15:59:24,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e926c0123/2b684b348a15490bbf4c24fc8e4f9570/FLAG373337aad [2019-11-27 15:59:25,778 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label16.c [2019-11-27 15:59:25,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e926c0123/2b684b348a15490bbf4c24fc8e4f9570/FLAG373337aad [2019-11-27 15:59:26,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e926c0123/2b684b348a15490bbf4c24fc8e4f9570 [2019-11-27 15:59:26,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:26,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:26,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:26,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:26,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:26,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:26" (1/1) ... [2019-11-27 15:59:26,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:26, skipping insertion in model container [2019-11-27 15:59:26,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:26" (1/1) ... [2019-11-27 15:59:26,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:26,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:28,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,139 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:28,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,841 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:28,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28 WrapperNode [2019-11-27 15:59:28,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:28,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:28,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:28,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:28,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:28,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:29,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:29,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:29,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:28" (1/1) ... [2019-11-27 15:59:29,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:29,417 INFO L168 Benchmark]: Toolchain (without parser) took 3138.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 782.4 MB in the end (delta: 177.9 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,418 INFO L168 Benchmark]: CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:29,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2565.01 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 822.5 MB in the end (delta: 132.1 MB). Peak memory consumption was 132.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.5 MB in the beginning and 799.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,424 INFO L168 Benchmark]: Boogie Preprocessor took 295.63 ms. Allocated memory is still 1.0 GB. Free memory was 799.5 MB in the beginning and 782.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:29,432 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2565.01 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 822.5 MB in the end (delta: 132.1 MB). Peak memory consumption was 132.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.5 MB in the beginning and 799.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 295.63 ms. Allocated memory is still 1.0 GB. Free memory was 799.5 MB in the beginning and 782.4 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...