./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label00.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/Problem15_label00.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 e27bed7a47a19b83dff1f9862cc56a3a4d77413e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label00.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 e27bed7a47a19b83dff1f9862cc56a3a4d77413e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:48:42,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:42,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:42,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:42,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:42,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:42,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:42,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:42,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:42,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:42,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:42,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:42,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:42,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:42,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:42,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:42,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:42,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:43,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:43,005 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:43,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:43,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:43,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:43,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:43,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:43,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:43,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:43,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:43,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:43,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:43,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:43,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:43,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:43,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:43,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:43,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:43,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:43,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:43,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:43,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:43,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:43,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:43,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:43,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:43,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:43,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:43,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:43,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:43,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:43,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:43,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:43,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:43,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:43,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:43,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:43,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:43,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:43,083 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:43,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:43,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:43,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:43,084 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:43,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:43,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:43,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:43,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:43,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:43,086 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:43,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:43,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:43,089 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 -> e27bed7a47a19b83dff1f9862cc56a3a4d77413e [2019-11-26 16:48:43,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:43,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:43,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:43,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:43,712 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:43,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-26 16:48:43,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4f448ab/cd1264c5a08f47efb81967a3a609307a/FLAGc04a30eb8 [2019-11-26 16:48:45,307 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:45,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-26 16:48:45,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4f448ab/cd1264c5a08f47efb81967a3a609307a/FLAGc04a30eb8 [2019-11-26 16:48:45,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4f448ab/cd1264c5a08f47efb81967a3a609307a [2019-11-26 16:48:45,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:45,544 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:45,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:45,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:45,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:45,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:45" (1/1) ... [2019-11-26 16:48:45,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:45, skipping insertion in model container [2019-11-26 16:48:45,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:45" (1/1) ... [2019-11-26 16:48:45,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:45,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:47,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:47,364 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:47,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:47,993 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:47,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47 WrapperNode [2019-11-26 16:48:47,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:48,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:48,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:48,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:48,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:48,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:48,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:48,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:48,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:47" (1/1) ... [2019-11-26 16:48:48,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:48,899 INFO L168 Benchmark]: Toolchain (without parser) took 3350.64 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 877.5 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:48,901 INFO L168 Benchmark]: CDTParser took 0.38 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 16:48:48,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2451.89 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 935.0 MB in the end (delta: 26.7 MB). Peak memory consumption was 54.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:48,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 439.38 ms. Allocated memory is still 1.0 GB. Free memory was 935.0 MB in the beginning and 894.7 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:48,912 INFO L168 Benchmark]: Boogie Preprocessor took 449.52 ms. Allocated memory is still 1.0 GB. Free memory was 894.7 MB in the beginning and 877.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:48,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2451.89 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 935.0 MB in the end (delta: 26.7 MB). Peak memory consumption was 54.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 439.38 ms. Allocated memory is still 1.0 GB. Free memory was 935.0 MB in the beginning and 894.7 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 449.52 ms. Allocated memory is still 1.0 GB. Free memory was 894.7 MB in the beginning and 877.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:52,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:52,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:52,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:52,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:52,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:52,854 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:52,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:52,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:52,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:52,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:52,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:52,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:52,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:52,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:52,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:52,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:52,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:52,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:52,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:52,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:52,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:52,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:52,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:52,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:52,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:52,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:52,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:52,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:52,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:52,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:52,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:52,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:52,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:52,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:52,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:52,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:52,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:52,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:52,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:52,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:52,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:53,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:53,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:53,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:53,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:53,038 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:53,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:53,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:53,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:53,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:53,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:53,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:53,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:53,044 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:53,045 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:53,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:53,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:53,047 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:53,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:53,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:53,050 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:53,050 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:53,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:53,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:53,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:53,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:53,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:53,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:53,055 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:53,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:53,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:53,057 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 -> e27bed7a47a19b83dff1f9862cc56a3a4d77413e [2019-11-26 16:48:53,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:53,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:53,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:53,714 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:53,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:53,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-26 16:48:53,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e11cb167/2caf7e43313f499cb6494f4518803579/FLAG37258ba80 [2019-11-26 16:48:55,353 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:55,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label00.c [2019-11-26 16:48:55,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e11cb167/2caf7e43313f499cb6494f4518803579/FLAG37258ba80 [2019-11-26 16:48:55,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e11cb167/2caf7e43313f499cb6494f4518803579 [2019-11-26 16:48:55,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:55,443 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:55,449 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:55,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:55,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:55,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:55" (1/1) ... [2019-11-26 16:48:55,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:55, skipping insertion in model container [2019-11-26 16:48:55,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:55" (1/1) ... [2019-11-26 16:48:55,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:55,649 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:57,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:57,606 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:58,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:58,428 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:58,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58 WrapperNode [2019-11-26 16:48:58,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:58,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:58,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:58,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:58,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:58,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:58,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:58,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:58,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:58,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:59,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:58" (1/1) ... [2019-11-26 16:48:59,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:59,041 INFO L168 Benchmark]: Toolchain (without parser) took 3592.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 852.1 MB in the end (delta: 109.5 MB). Peak memory consumption was 109.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:59,041 INFO L168 Benchmark]: CDTParser took 2.87 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 16:48:59,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2986.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:59,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.71 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:59,052 INFO L168 Benchmark]: Boogie Preprocessor took 289.85 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:59,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 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 2986.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.7 MB in the end (delta: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.71 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.85 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...