./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label37.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 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label37.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 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:47,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:47,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:47,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:47,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:47,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:47,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:47,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:47,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:47,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:47,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:47,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:47,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:47,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:47,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:47,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:47,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:47,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:47,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:47,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:47,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:47,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:47,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:47,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:47,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:47,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:47,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:47,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:47,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:47,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:47,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:47,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:47,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:47,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:47,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:47,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:47,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:47,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:47,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:47,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:47,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:47,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:47,284 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:47,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:47,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:47,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:47,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:47,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:47,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:47,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:47,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:47,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:47,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:47,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:47,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:47,301 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:47,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:47,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:47,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:47,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:47,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:47,303 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:47,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:47,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:47,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:47,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:47,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:47,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:47,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:47,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:47,309 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 -> 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 [2019-11-27 09:37:47,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:47,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:47,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:47,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:47,926 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:47,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-27 09:37:48,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66604a28c/99330c33238f4a908ca8b10e796760ab/FLAGccaafce44 [2019-11-27 09:37:49,929 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:49,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-27 09:37:50,002 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66604a28c/99330c33238f4a908ca8b10e796760ab/FLAGccaafce44 [2019-11-27 09:37:50,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66604a28c/99330c33238f4a908ca8b10e796760ab [2019-11-27 09:37:50,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:50,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:50,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:50,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:50,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:50,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50, skipping insertion in model container [2019-11-27 09:37:50,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:50,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:52,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:52,372 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:53,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:53,275 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:53,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53 WrapperNode [2019-11-27 09:37:53,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:53,281 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:53,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:53,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:53,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:53,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:54,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:54,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:54,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:54,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:54,828 INFO L168 Benchmark]: Toolchain (without parser) took 4763.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 776.3 MB in the end (delta: 185.4 MB). Peak memory consumption was 185.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,831 INFO L168 Benchmark]: CDTParser took 2.47 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 09:37:54,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3216.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.0 MB in the end (delta: 88.0 MB). Peak memory consumption was 88.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 733.25 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 804.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,842 INFO L168 Benchmark]: Boogie Preprocessor took 805.49 ms. Allocated memory is still 1.0 GB. Free memory was 804.9 MB in the beginning and 776.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 3216.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.0 MB in the end (delta: 88.0 MB). Peak memory consumption was 88.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 733.25 ms. Allocated memory is still 1.0 GB. Free memory was 868.0 MB in the beginning and 804.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.49 ms. Allocated memory is still 1.0 GB. Free memory was 804.9 MB in the beginning and 776.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 09:37:58,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:58,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:58,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:58,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:58,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:58,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:58,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:58,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:58,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:58,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:58,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:58,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:58,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:58,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:58,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:58,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:58,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:58,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:58,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:58,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:58,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:58,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:58,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:58,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:58,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:58,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:58,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:58,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:58,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:58,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:58,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:58,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:58,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:58,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:58,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:58,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:58,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:58,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:58,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:58,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:58,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:59,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:59,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:59,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:59,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:59,030 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:59,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:59,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:59,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:59,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:59,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:59,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:59,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:59,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:59,038 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:59,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:59,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:59,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:59,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:59,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:59,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:59,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:59,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:59,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:59,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:59,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:59,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:59,045 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:59,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:59,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:59,047 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:59,048 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 -> 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 [2019-11-27 09:37:59,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:59,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:59,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:59,728 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:59,731 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:59,733 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-27 09:37:59,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548bdca00/cf9bc8923a9c457abb064db1ca438529/FLAG33510f301 [2019-11-27 09:38:01,538 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:01,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-27 09:38:01,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548bdca00/cf9bc8923a9c457abb064db1ca438529/FLAG33510f301 [2019-11-27 09:38:01,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548bdca00/cf9bc8923a9c457abb064db1ca438529 [2019-11-27 09:38:01,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:01,665 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:01,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:01,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:01,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:01,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:01,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:01, skipping insertion in model container [2019-11-27 09:38:01,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:01,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:01,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:04,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:04,490 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:05,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:06,000 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:06,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06 WrapperNode [2019-11-27 09:38:06,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:06,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:06,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:06,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:06,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:06,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:06,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:06,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,771 INFO L168 Benchmark]: Toolchain (without parser) took 5100.11 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 782.0 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,772 INFO L168 Benchmark]: CDTParser took 0.40 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 09:38:06,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4338.38 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 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 394.94 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,781 INFO L168 Benchmark]: Boogie Preprocessor took 360.22 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.0 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,792 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4338.38 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 828.1 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 394.94 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 360.22 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.0 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...