./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label38.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_label38.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 c4c0ac47c7d7a54886e08225242168a04b7787f9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label38.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 c4c0ac47c7d7a54886e08225242168a04b7787f9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:46:42,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:42,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:42,811 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:42,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:42,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:42,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:42,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:42,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:42,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:42,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:42,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:42,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:42,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:42,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:42,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:42,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:42,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:42,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:42,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:42,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:42,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:42,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:42,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:42,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:42,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:42,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:42,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:42,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:42,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:42,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:42,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:42,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:42,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:42,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:42,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:42,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:42,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:42,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:42,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:42,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:42,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:43,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:43,009 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:43,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:43,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:43,015 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:43,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:43,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:43,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:43,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:43,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:43,020 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:43,020 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:43,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:43,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:43,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:43,025 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:43,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:43,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:43,026 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:43,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:43,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:43,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:43,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:43,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:43,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:43,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:43,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:43,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:43,033 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 -> c4c0ac47c7d7a54886e08225242168a04b7787f9 [2019-11-26 16:46:43,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:43,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:43,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:43,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:43,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:43,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label38.c [2019-11-26 16:46:43,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87ff20200/4bbb51d5a3354d4e9123847129ada5f4/FLAG23189f39c [2019-11-26 16:46:45,433 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:45,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label38.c [2019-11-26 16:46:45,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87ff20200/4bbb51d5a3354d4e9123847129ada5f4/FLAG23189f39c [2019-11-26 16:46:45,551 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87ff20200/4bbb51d5a3354d4e9123847129ada5f4 [2019-11-26 16:46:45,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:45,568 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:45,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:45,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:45,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:45,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:45,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a 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 16:46:45,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:45" (1/1) ... [2019-11-26 16:46:45,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:45,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:49,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:49,101 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:50,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:50,662 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:50,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50 WrapperNode [2019-11-26 16:46:50,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:50,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:50,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:50,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:50,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:50,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:51,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:51,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:51,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:51,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:51,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:52,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:52,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:50" (1/1) ... [2019-11-26 16:46:53,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:53,043 INFO L168 Benchmark]: Toolchain (without parser) took 7472.21 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 914.9 MB in the end (delta: 35.3 MB). Peak memory consumption was 315.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,044 INFO L168 Benchmark]: CDTParser took 0.47 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 16:46:53,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5091.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 782.06 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.3 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,054 INFO L168 Benchmark]: Boogie Preprocessor took 1587.32 ms. Allocated memory is still 1.0 GB. Free memory was 757.3 MB in the beginning and 914.9 MB in the end (delta: -157.6 MB). Peak memory consumption was 122.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:53,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 5091.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 782.06 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.3 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1587.32 ms. Allocated memory is still 1.0 GB. Free memory was 757.3 MB in the beginning and 914.9 MB in the end (delta: -157.6 MB). Peak memory consumption was 122.1 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 16:46:57,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:57,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:57,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:57,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:57,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:57,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:57,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:57,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:57,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:57,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:57,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:57,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:57,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:57,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:57,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:57,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:57,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:57,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:57,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:57,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:57,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:57,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:57,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:57,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:57,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:57,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:57,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:57,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:57,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:57,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:57,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:57,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:57,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:57,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:57,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:57,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:57,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:57,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:57,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:57,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:57,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:57,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:57,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:57,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:57,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:57,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:57,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:57,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:57,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:57,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:57,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:57,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:57,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:57,311 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:57,312 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:57,312 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:57,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:57,313 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:57,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:57,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:57,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:57,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:57,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:57,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:57,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:57,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:57,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:57,319 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:57,319 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:57,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:57,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:57,323 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 -> c4c0ac47c7d7a54886e08225242168a04b7787f9 [2019-11-26 16:46:57,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:57,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:57,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:57,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:57,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:57,923 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label38.c [2019-11-26 16:46:58,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ba3a77cb/d5606ea0d5284bd18c86544fd7f621d9/FLAG6952c77b8 [2019-11-26 16:46:59,795 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:59,798 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label38.c [2019-11-26 16:46:59,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ba3a77cb/d5606ea0d5284bd18c86544fd7f621d9/FLAG6952c77b8 [2019-11-26 16:46:59,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ba3a77cb/d5606ea0d5284bd18c86544fd7f621d9 [2019-11-26 16:46:59,911 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:59,916 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:59,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:59,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:59,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:59,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,942 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 26.11 04:46:59, skipping insertion in model container [2019-11-26 16:46:59,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:59" (1/1) ... [2019-11-26 16:46:59,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:00,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:03,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:03,560 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:05,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:05,300 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:05,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05 WrapperNode [2019-11-26 16:47:05,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:05,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:05,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:05,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:05,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:05,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:05,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:05,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:05,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:05,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:06,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:06,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:06,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:05" (1/1) ... [2019-11-26 16:47:06,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:06,711 INFO L168 Benchmark]: Toolchain (without parser) took 6790.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 936.8 MB in the end (delta: 17.7 MB). Peak memory consumption was 288.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:06,712 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 16:47:06,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5379.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 775.0 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:06,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 551.18 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:06,722 INFO L168 Benchmark]: Boogie Preprocessor took 849.05 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 936.8 MB in the end (delta: -196.2 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:06,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5379.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 775.0 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 551.18 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 849.05 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 936.8 MB in the end (delta: -196.2 MB). Peak memory consumption was 74.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...