./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label31.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 4ec952b10c3de61bd7b615381e5df5ccec265e8b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label31.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 4ec952b10c3de61bd7b615381e5df5ccec265e8b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:38,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:38,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:38,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:38,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:38,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:38,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:38,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:38,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:38,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:38,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:38,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:38,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:38,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:38,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:38,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:38,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:38,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:38,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:38,830 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:38,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:38,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:38,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:38,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:38,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:38,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:38,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:38,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:38,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:38,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:38,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:38,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:38,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:38,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:38,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:38,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:38,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:38,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:38,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:38,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:38,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:38,889 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:38,930 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:38,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:38,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:38,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:38,941 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:38,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:38,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:38,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:38,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:38,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:38,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:38,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:38,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:38,947 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:38,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:38,947 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:38,947 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:38,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:38,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:38,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:38,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:38,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:38,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:38,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:38,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:38,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:38,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:38,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:38,955 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-26 16:46:39,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:39,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:39,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:39,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:39,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:39,496 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-26 16:46:39,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d090ab9/ba8277030409437c9ce1f7af91bf972a/FLAGaee6bc9eb [2019-11-26 16:46:41,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:41,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-26 16:46:41,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d090ab9/ba8277030409437c9ce1f7af91bf972a/FLAGaee6bc9eb [2019-11-26 16:46:41,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d090ab9/ba8277030409437c9ce1f7af91bf972a [2019-11-26 16:46:41,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:41,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:41,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:41,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:41,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:41,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:41" (1/1) ... [2019-11-26 16:46:41,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:41, skipping insertion in model container [2019-11-26 16:46:41,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:41" (1/1) ... [2019-11-26 16:46:41,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:41,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:44,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:44,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:45,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:45,946 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:45,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45 WrapperNode [2019-11-26 16:46:45,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:45,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:45,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:45,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:45,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:46,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:46,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:46,675 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:46,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:46,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:46,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:46,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:46,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:46,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:47,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:47,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:47,383 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:48,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,108 INFO L168 Benchmark]: Toolchain (without parser) took 6716.49 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 913.0 MB in the end (delta: 37.2 MB). Peak memory consumption was 316.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,109 INFO L168 Benchmark]: CDTParser took 1.08 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:48,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4559.32 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,116 INFO L168 Benchmark]: Boogie Procedure Inliner took 725.06 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.8 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,120 INFO L168 Benchmark]: Boogie Preprocessor took 1423.44 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 913.0 MB in the end (delta: -161.2 MB). Peak memory consumption was 118.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 4559.32 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 820.8 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 725.06 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 751.8 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1423.44 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 913.0 MB in the end (delta: -161.2 MB). Peak memory consumption was 118.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:52,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:52,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:52,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:52,084 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:52,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:52,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:52,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:52,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:52,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:52,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:52,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:52,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:52,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:52,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:52,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:52,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:52,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:52,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:52,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:52,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:52,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:52,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:52,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:52,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:52,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:52,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:52,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:52,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:52,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:52,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:52,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:52,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:52,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:52,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:52,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:52,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:52,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:52,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:52,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:52,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:52,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:52,254 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:52,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:52,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:52,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:52,261 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:52,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:52,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:52,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:52,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:52,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:52,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:52,265 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:52,265 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:52,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:52,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:52,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:52,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:52,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:52,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:52,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:52,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:52,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:52,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:52,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:52,274 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:52,274 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:52,275 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:52,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:52,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:52,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:52,278 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 -> 4ec952b10c3de61bd7b615381e5df5ccec265e8b [2019-11-26 16:46:52,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:52,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:52,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:52,851 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:52,851 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:52,855 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-26 16:46:53,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/166a87a34/a4641dec918247489b079333ab6c7c85/FLAGb2e41f049 [2019-11-26 16:46:54,596 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:54,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label31.c [2019-11-26 16:46:54,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/166a87a34/a4641dec918247489b079333ab6c7c85/FLAGb2e41f049 [2019-11-26 16:46:55,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/166a87a34/a4641dec918247489b079333ab6c7c85 [2019-11-26 16:46:55,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:55,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:55,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:55,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:55,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:55,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:55" (1/1) ... [2019-11-26 16:46:55,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@797101d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:55, skipping insertion in model container [2019-11-26 16:46:55,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:55" (1/1) ... [2019-11-26 16:46:55,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:55,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:58,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:58,742 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:00,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:00,519 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:00,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00 WrapperNode [2019-11-26 16:47:00,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:00,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:00,525 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:00,525 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:00,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:00,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:01,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:01,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:01,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:01,042 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:00" (1/1) ... [2019-11-26 16:47:01,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:01,659 INFO L168 Benchmark]: Toolchain (without parser) took 6491.58 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 719.8 MB in the end (delta: 230.4 MB). Peak memory consumption was 230.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,660 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:01,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5357.63 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 790.3 MB in the end (delta: 159.9 MB). Peak memory consumption was 160.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 490.35 ms. Allocated memory is still 1.0 GB. Free memory was 790.3 MB in the beginning and 750.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,670 INFO L168 Benchmark]: Boogie Preprocessor took 633.73 ms. Allocated memory is still 1.0 GB. Free memory was 750.2 MB in the beginning and 719.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:01,679 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 5357.63 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 790.3 MB in the end (delta: 159.9 MB). Peak memory consumption was 160.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 490.35 ms. Allocated memory is still 1.0 GB. Free memory was 790.3 MB in the beginning and 750.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 633.73 ms. Allocated memory is still 1.0 GB. Free memory was 750.2 MB in the beginning and 719.8 MB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...