./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label05.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/Problem02_label05.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 49868ba3cc530a9d4dc385567f0a9711da3734c2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label05.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 49868ba3cc530a9d4dc385567f0a9711da3734c2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:42:52,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:52,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:52,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:52,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:52,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:52,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:52,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:52,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:52,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:52,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:52,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:52,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:52,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:52,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:52,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:52,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:52,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:52,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:52,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:52,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:53,000 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:53,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:53,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:53,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:53,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:53,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:53,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:53,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:53,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:53,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:53,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:53,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:53,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:53,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:53,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:53,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:53,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:53,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:53,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:53,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:53,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:53,088 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:53,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:53,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:53,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:53,094 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:53,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:53,097 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:53,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:53,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:53,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:53,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:53,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:53,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:53,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:53,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:53,103 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:53,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:53,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:53,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:53,107 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:53,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:53,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:53,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:53,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:53,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:53,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:53,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:53,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:53,113 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 -> 49868ba3cc530a9d4dc385567f0a9711da3734c2 [2019-11-27 15:42:53,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:53,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:53,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:53,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:53,713 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:53,714 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-27 15:42:53,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d0c565c/fd9ee8ea7f2c4cc2b549a8f3cd9a1fb2/FLAGb8cf13fe8 [2019-11-27 15:42:55,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:55,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-27 15:42:55,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d0c565c/fd9ee8ea7f2c4cc2b549a8f3cd9a1fb2/FLAGb8cf13fe8 [2019-11-27 15:42:55,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2d0c565c/fd9ee8ea7f2c4cc2b549a8f3cd9a1fb2 [2019-11-27 15:42:55,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:55,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:55,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:55,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:55,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:55,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:55,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:55, skipping insertion in model container [2019-11-27 15:42:55,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:55" (1/1) ... [2019-11-27 15:42:55,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:55,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:56,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:56,520 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:56,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:56,831 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:56,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56 WrapperNode [2019-11-27 15:42:56,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:56,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:56,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:56,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:56,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:56,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:57,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:57,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:57,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:57,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:56" (1/1) ... [2019-11-27 15:42:57,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:57,222 INFO L168 Benchmark]: Toolchain (without parser) took 1960.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.4 MB in the end (delta: 322.3 kB). Peak memory consumption was 387.9 kB. Max. memory is 12.5 GB. [2019-11-27 15:42:57,230 INFO L168 Benchmark]: CDTParser took 0.95 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 15:42:57,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1576.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:57,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.54 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:57,242 INFO L168 Benchmark]: Boogie Preprocessor took 183.31 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:57,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 1576.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.6 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.54 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.31 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:01,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:01,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:01,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:01,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:01,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:01,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:01,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:01,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:01,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:01,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:01,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:01,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:01,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:01,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:01,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:01,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:01,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:01,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:01,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:01,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:01,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:01,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:01,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:01,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:01,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:01,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:01,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:01,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:01,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:01,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:01,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:01,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:01,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:01,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:01,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:01,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:01,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:01,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:01,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:01,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:01,382 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:01,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:01,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:01,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:01,431 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:01,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:01,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:01,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:01,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:01,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:01,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:01,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:01,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:01,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:01,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:01,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:01,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:01,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:01,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:01,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:01,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:01,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:01,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:01,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:01,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:01,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:01,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:01,449 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:01,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:01,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:01,450 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:01,451 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 -> 49868ba3cc530a9d4dc385567f0a9711da3734c2 [2019-11-27 15:43:01,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:01,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:01,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:01,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:01,956 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:01,958 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-27 15:43:02,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96882293/8598dcab024b4bef8cba925b2d22a0ab/FLAGf7b459aee [2019-11-27 15:43:03,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:03,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label05.c [2019-11-27 15:43:03,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96882293/8598dcab024b4bef8cba925b2d22a0ab/FLAGf7b459aee [2019-11-27 15:43:03,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a96882293/8598dcab024b4bef8cba925b2d22a0ab [2019-11-27 15:43:03,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:03,481 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:03,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:03,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:03,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:03,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:03" (1/1) ... [2019-11-27 15:43:03,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:03, skipping insertion in model container [2019-11-27 15:43:03,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:03" (1/1) ... [2019-11-27 15:43:03,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:03,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:04,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:04,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:04,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:04,987 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:04,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04 WrapperNode [2019-11-27 15:43:04,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:04,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:04,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:04,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:05,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:05,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:05,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:05,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:05,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:05,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:05,350 INFO L168 Benchmark]: Toolchain (without parser) took 1863.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.7 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:05,353 INFO L168 Benchmark]: CDTParser took 0.40 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 15:43:05,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1503.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:05,360 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:05,363 INFO L168 Benchmark]: Boogie Preprocessor took 164.74 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:05,370 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1503.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.74 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...