./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label32.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_label32.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 301cdc68b8130528d3aa626f4dcabbe459fea6ad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label32.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 301cdc68b8130528d3aa626f4dcabbe459fea6ad ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:59:32,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:32,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:32,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:32,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:32,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:32,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:32,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:32,962 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:32,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:32,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:32,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:32,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:32,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:32,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:32,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:32,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:33,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:33,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:33,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:33,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:33,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:33,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:33,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:33,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:33,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:33,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:33,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:33,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:33,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:33,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:33,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:33,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:33,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:33,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:33,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:33,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:33,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:33,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:33,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:33,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:33,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:33,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:33,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:33,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:33,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:33,126 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:33,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:33,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:33,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:33,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:33,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:33,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:33,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:33,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:33,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:33,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:33,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:33,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:33,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:33,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:33,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:33,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:33,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:33,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:33,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:33,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:33,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:33,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:33,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:33,141 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 -> 301cdc68b8130528d3aa626f4dcabbe459fea6ad [2019-11-27 15:59:33,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:33,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:33,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:33,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:33,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:33,786 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-27 15:59:33,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f25843c7/aaed41f9d98440278f1279e1e502c490/FLAGababbfa12 [2019-11-27 15:59:35,508 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:35,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-27 15:59:35,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f25843c7/aaed41f9d98440278f1279e1e502c490/FLAGababbfa12 [2019-11-27 15:59:35,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f25843c7/aaed41f9d98440278f1279e1e502c490 [2019-11-27 15:59:35,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:35,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:35,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:35,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:35,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:35,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:35" (1/1) ... [2019-11-27 15:59:35,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:35, skipping insertion in model container [2019-11-27 15:59:35,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:35" (1/1) ... [2019-11-27 15:59:35,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:35,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:38,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:38,296 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:39,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:39,191 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:39,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39 WrapperNode [2019-11-27 15:59:39,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:39,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:39,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:39,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:39,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:39,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:39,905 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:39,908 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:39,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:39,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:39,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:39,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:39" (1/1) ... [2019-11-27 15:59:40,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:40,718 INFO L168 Benchmark]: Toolchain (without parser) took 5095.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 781.5 MB in the end (delta: 180.2 MB). Peak memory consumption was 180.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,719 INFO L168 Benchmark]: CDTParser took 1.43 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 15:59:40,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3576.24 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 873.7 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,727 INFO L168 Benchmark]: Boogie Procedure Inliner took 708.87 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,729 INFO L168 Benchmark]: Boogie Preprocessor took 802.58 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:40,741 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 3576.24 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 873.7 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 708.87 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 802.58 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 781.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 15:59:44,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:44,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:44,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:44,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:44,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:44,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:44,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:44,793 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:44,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:44,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:44,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:44,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:44,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:44,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:44,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:44,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:44,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:44,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:44,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:44,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:44,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:44,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:44,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:44,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:44,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:44,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:44,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:44,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:44,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:44,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:44,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:44,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:44,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:44,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:44,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:44,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:44,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:44,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:44,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:44,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:44,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:44,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:44,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:44,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:44,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:44,965 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:44,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:44,966 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:44,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:44,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:44,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:44,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:44,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:44,969 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:44,971 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:44,972 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:44,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:44,972 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:44,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:44,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:44,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:44,976 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:44,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:44,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:44,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:44,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:44,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:44,982 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:44,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:44,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:44,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:44,985 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 -> 301cdc68b8130528d3aa626f4dcabbe459fea6ad [2019-11-27 15:59:45,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:45,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:45,582 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:45,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:45,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:45,591 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-27 15:59:45,752 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ada944c3/35daf3d360814c5996fa60ad5f98c067/FLAG1c59d63e9 [2019-11-27 15:59:47,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:47,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label32.c [2019-11-27 15:59:47,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ada944c3/35daf3d360814c5996fa60ad5f98c067/FLAG1c59d63e9 [2019-11-27 15:59:47,406 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ada944c3/35daf3d360814c5996fa60ad5f98c067 [2019-11-27 15:59:47,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:47,419 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:47,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:47,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:47,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:47,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:47,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:47, skipping insertion in model container [2019-11-27 15:59:47,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:47" (1/1) ... [2019-11-27 15:59:47,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:47,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:50,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:50,202 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:51,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:51,404 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:51,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51 WrapperNode [2019-11-27 15:59:51,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:51,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:51,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:51,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:51,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:51,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:51,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:51,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:51,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:51,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:51,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:51,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:51,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:51,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:51" (1/1) ... [2019-11-27 15:59:52,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:52,190 INFO L168 Benchmark]: Toolchain (without parser) took 4767.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 792.2 MB in the end (delta: 163.6 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,191 INFO L168 Benchmark]: CDTParser took 2.62 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 15:59:52,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3986.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 832.6 MB in the end (delta: 117.5 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 378.67 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 809.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,201 INFO L168 Benchmark]: Boogie Preprocessor took 392.74 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 792.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:52,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 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 3986.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 832.6 MB in the end (delta: 117.5 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 378.67 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 809.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 392.74 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 792.2 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...