./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label28.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_label28.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 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label28.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 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:33,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:33,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:33,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:33,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:33,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:33,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:33,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:33,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:33,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:33,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:33,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:33,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:33,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:33,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:33,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:33,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:33,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:33,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:33,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:33,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:33,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:33,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:33,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:33,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:33,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:33,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:33,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:33,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:33,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:33,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:33,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:33,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:33,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:33,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:33,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:33,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:33,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:33,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:33,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:33,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:33,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:33,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:33,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:33,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:33,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:33,953 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:33,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:33,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:33,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:33,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:33,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:33,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:33,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:33,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:33,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:33,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:33,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:33,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:33,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:33,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:33,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:33,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:33,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:33,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:33,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:33,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:33,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:33,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:33,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:33,964 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 -> 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 [2019-11-26 16:46:34,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:34,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:34,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:34,431 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:34,433 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:34,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-26 16:46:34,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a23116ddc/2fa3b6de4a6540229ebf1fdafee4386b/FLAGa436a7687 [2019-11-26 16:46:35,658 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:35,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-26 16:46:35,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a23116ddc/2fa3b6de4a6540229ebf1fdafee4386b/FLAGa436a7687 [2019-11-26 16:46:36,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a23116ddc/2fa3b6de4a6540229ebf1fdafee4386b [2019-11-26 16:46:36,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:36,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:36,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:36,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:36,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:36,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:36,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:36, skipping insertion in model container [2019-11-26 16:46:36,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:36" (1/1) ... [2019-11-26 16:46:36,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:36,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:38,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:38,142 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:39,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:39,060 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:39,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39 WrapperNode [2019-11-26 16:46:39,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:39,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:39,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:39,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:39,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:39,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:39,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:39,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:39,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:39,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:39" (1/1) ... [2019-11-26 16:46:40,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:40,790 INFO L168 Benchmark]: Toolchain (without parser) took 4710.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 911.9 MB in the end (delta: 36.9 MB). Peak memory consumption was 312.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,791 INFO L168 Benchmark]: CDTParser took 1.67 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 16:46:40,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2988.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.5 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 539.37 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.0 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,799 INFO L168 Benchmark]: Boogie Preprocessor took 1176.54 ms. Allocated memory is still 1.0 GB. Free memory was 750.0 MB in the beginning and 911.9 MB in the end (delta: -162.0 MB). Peak memory consumption was 113.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:40,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 2988.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.5 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 539.37 ms. Allocated memory is still 1.0 GB. Free memory was 819.5 MB in the beginning and 750.0 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1176.54 ms. Allocated memory is still 1.0 GB. Free memory was 750.0 MB in the beginning and 911.9 MB in the end (delta: -162.0 MB). Peak memory consumption was 113.3 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 16:46:43,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:43,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:43,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:43,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:43,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:43,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:43,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:43,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:43,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:43,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:43,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:43,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:43,644 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:43,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:43,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:43,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:43,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:43,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:43,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:43,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:43,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:43,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:43,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:43,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:43,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:43,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:43,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:43,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:43,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:43,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:43,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:43,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:43,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:43,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:43,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:43,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:43,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:43,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:43,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:43,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:43,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:43,733 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:43,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:43,735 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:43,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:43,737 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:43,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:43,737 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:43,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:43,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:43,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:43,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:43,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:43,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:43,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:43,742 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:43,742 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:43,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:43,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:43,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:43,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:43,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:43,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:43,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:43,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:43,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:43,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:43,746 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:43,748 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:43,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:43,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:43,749 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 -> 1828a4dc9667f797f802bfacc3a5faf37ddf48f6 [2019-11-26 16:46:44,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:44,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:44,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:44,246 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:44,246 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:44,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-26 16:46:44,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f0ab368/0cbdb4ff66494d19bbb9fc7d4477ddf5/FLAGdbb7cbabc [2019-11-26 16:46:45,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:45,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label28.c [2019-11-26 16:46:45,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f0ab368/0cbdb4ff66494d19bbb9fc7d4477ddf5/FLAGdbb7cbabc [2019-11-26 16:46:45,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/02f0ab368/0cbdb4ff66494d19bbb9fc7d4477ddf5 [2019-11-26 16:46:45,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:45,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:45,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:45,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:45,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:45,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:45,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:45, skipping insertion in model container [2019-11-26 16:46:45,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:45,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:46,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:48,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:48,138 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:49,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:49,242 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:49,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49 WrapperNode [2019-11-26 16:46:49,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:49,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:49,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:49,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:49,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:49,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:49,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:49,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:49,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:49,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:50,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:50,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:49" (1/1) ... [2019-11-26 16:46:50,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:50,217 INFO L168 Benchmark]: Toolchain (without parser) took 4301.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 937.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 283.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:50,217 INFO L168 Benchmark]: CDTParser took 0.26 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 16:46:50,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3329.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 769.3 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:50,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 335.28 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:50,225 INFO L168 Benchmark]: Boogie Preprocessor took 628.72 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 943.0 MB in the end (delta: -208.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:50,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 3329.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 769.3 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 335.28 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 628.72 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 943.0 MB in the end (delta: -208.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...