./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_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 fda1d3b829e8d762e85567723fe20859aaeef95c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_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 fda1d3b829e8d762e85567723fe20859aaeef95c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:50,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:50,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:50,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:50,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:50,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:50,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:50,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:50,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:50,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:50,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:50,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:50,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:50,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:50,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:50,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:50,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:50,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:50,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:50,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:50,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:50,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:50,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:50,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:50,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:50,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:50,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:50,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:50,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:50,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:50,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:50,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:50,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:50,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:50,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:50,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:50,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:50,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:50,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:50,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:50,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:50,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:51,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:51,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:51,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:51,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:51,026 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:51,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:51,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:51,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:51,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:51,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:51,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:51,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:51,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:51,034 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:51,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:51,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:51,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:51,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:51,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:51,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:51,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:51,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:51,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:51,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:51,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:51,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:51,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:51,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:51,044 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 -> fda1d3b829e8d762e85567723fe20859aaeef95c [2019-11-27 15:58:51,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:51,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:51,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:51,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:51,656 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:51,658 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-27 15:58:51,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4f94568/f74cfb0dc835417cb688134a39b6d1a4/FLAG313947eab [2019-11-27 15:58:53,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:53,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-27 15:58:53,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4f94568/f74cfb0dc835417cb688134a39b6d1a4/FLAG313947eab [2019-11-27 15:58:53,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be4f94568/f74cfb0dc835417cb688134a39b6d1a4 [2019-11-27 15:58:53,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:53,344 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:53,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:53,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:53,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:53,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:53" (1/1) ... [2019-11-27 15:58:53,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:53, skipping insertion in model container [2019-11-27 15:58:53,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:53" (1/1) ... [2019-11-27 15:58:53,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:53,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:55,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:55,316 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:55,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:55,883 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:55,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55 WrapperNode [2019-11-27 15:58:55,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:55,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:55,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:55,892 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:55,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:56,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:56,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:56,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:56,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,460 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:56,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:56,660 INFO L168 Benchmark]: Toolchain (without parser) took 3308.48 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 892.3 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,662 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:56,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2539.96 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 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,668 INFO L168 Benchmark]: Boogie Procedure Inliner took 360.42 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,674 INFO L168 Benchmark]: Boogie Preprocessor took 400.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:56,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 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 2539.96 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 932.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 360.42 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.15 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:00,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:00,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:00,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:00,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:00,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:00,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:00,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:00,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:00,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:00,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:00,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:00,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:00,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:00,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:00,712 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:00,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:00,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:00,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:00,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:00,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:00,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:00,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:00,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:00,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:00,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:00,760 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:00,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:00,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:00,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:00,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:00,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:00,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:00,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:00,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:00,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:00,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:00,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:00,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:00,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:00,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:00,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:00,826 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:00,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:00,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:00,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:00,833 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:00,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:00,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:00,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:00,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:00,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:00,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:00,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:00,840 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:00,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:00,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:00,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:00,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:00,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:00,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:00,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:00,846 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:00,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:00,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:00,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:00,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:00,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:00,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:00,850 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:00,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:00,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:00,852 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 -> fda1d3b829e8d762e85567723fe20859aaeef95c [2019-11-27 15:59:01,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:01,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:01,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:01,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:01,454 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:01,457 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-27 15:59:01,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb4862eb3/310b001edb04448198bc579dfef99ce1/FLAG81044fc3c [2019-11-27 15:59:03,047 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:03,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label37.c [2019-11-27 15:59:03,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb4862eb3/310b001edb04448198bc579dfef99ce1/FLAG81044fc3c [2019-11-27 15:59:03,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb4862eb3/310b001edb04448198bc579dfef99ce1 [2019-11-27 15:59:03,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:03,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:03,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:03,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:03,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:03,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:03, skipping insertion in model container [2019-11-27 15:59:03,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:03" (1/1) ... [2019-11-27 15:59:03,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:03,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:05,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:05,396 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:05,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:06,032 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:06,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06 WrapperNode [2019-11-27 15:59:06,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:06,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:06,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:06,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:06,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:06,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:06,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:06,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:06,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:06" (1/1) ... [2019-11-27 15:59:06,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:06,561 INFO L168 Benchmark]: Toolchain (without parser) took 3184.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 897.8 MB in the end (delta: 62.4 MB). Peak memory consumption was 62.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,563 INFO L168 Benchmark]: CDTParser took 1.51 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:06,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2658.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 920.7 MB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.09 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 903.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,573 INFO L168 Benchmark]: Boogie Preprocessor took 247.99 ms. Allocated memory is still 1.0 GB. Free memory was 903.5 MB in the beginning and 897.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:06,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 2658.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 920.7 MB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.09 ms. Allocated memory is still 1.0 GB. Free memory was 920.7 MB in the beginning and 903.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 247.99 ms. Allocated memory is still 1.0 GB. Free memory was 903.5 MB in the beginning and 897.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...