./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem06_label31.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 50d6d4e0211132f94bfb222f1323990fd1f07d35 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label31.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 50d6d4e0211132f94bfb222f1323990fd1f07d35 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:44,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:44,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:44,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:44,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:44,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:44,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:45,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:45,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:45,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:45,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:45,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:45,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:45,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:45,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:45,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:45,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:45,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:45,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:45,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:45,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:45,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:45,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:45,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:45,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:45,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:45,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:45,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:45,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:45,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:45,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:45,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:45,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:45,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:45,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:45,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:45,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:45,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:45,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:45,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:45,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:45,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:45,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:45,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:45,165 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:45,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:45,169 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:45,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:45,170 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:45,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:45,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:45,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:45,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:45,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:45,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:45,176 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:45,176 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:45,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:45,176 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:45,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:45,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:45,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:45,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:45,180 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:45,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:45,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:45,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:45,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:45,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:45,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:45,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:45,185 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 -> 50d6d4e0211132f94bfb222f1323990fd1f07d35 [2019-11-24 20:43:45,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:45,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:45,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:45,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:45,827 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:45,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-24 20:43:45,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9b6777f/b238bb61bb6e42328cb1872c91ad9bd7/FLAG88e48d0a2 [2019-11-24 20:43:48,208 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:48,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-24 20:43:48,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9b6777f/b238bb61bb6e42328cb1872c91ad9bd7/FLAG88e48d0a2 [2019-11-24 20:43:48,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c9b6777f/b238bb61bb6e42328cb1872c91ad9bd7 [2019-11-24 20:43:48,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:48,393 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:48,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:48,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:48,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:48,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:48" (1/1) ... [2019-11-24 20:43:48,418 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 24.11 08:43:48, skipping insertion in model container [2019-11-24 20:43:48,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:48" (1/1) ... [2019-11-24 20:43:48,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:48,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:53,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:53,496 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:56,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:56,774 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:56,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56 WrapperNode [2019-11-24 20:43:56,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:56,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:56,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:56,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:56,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:56,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:57,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:57,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:57,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:57,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,652 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:57,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:58,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:58,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:56" (1/1) ... [2019-11-24 20:43:58,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:58,252 INFO L168 Benchmark]: Toolchain (without parser) took 9854.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 763.0 MB in the end (delta: 175.8 MB). Peak memory consumption was 175.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:58,253 INFO L168 Benchmark]: CDTParser took 0.89 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. [2019-11-24 20:43:58,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8375.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 892.8 MB in the end (delta: 46.0 MB). Peak memory consumption was 276.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:58,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 752.84 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 814.0 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:58,263 INFO L168 Benchmark]: Boogie Preprocessor took 713.75 ms. Allocated memory is still 1.0 GB. Free memory was 814.0 MB in the beginning and 763.0 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:58,275 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 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 8375.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 892.8 MB in the end (delta: 46.0 MB). Peak memory consumption was 276.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 752.84 ms. Allocated memory is still 1.0 GB. Free memory was 892.8 MB in the beginning and 814.0 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 713.75 ms. Allocated memory is still 1.0 GB. Free memory was 814.0 MB in the beginning and 763.0 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 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 0.1.24-32f2683 [2019-11-24 20:44:02,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:44:02,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:44:02,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:44:02,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:44:02,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:44:02,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:44:02,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:44:02,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:44:02,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:44:02,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:44:02,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:44:02,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:44:02,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:44:02,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:44:02,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:44:02,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:44:02,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:44:02,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:44:02,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:44:02,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:44:02,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:44:02,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:44:02,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:44:02,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:44:02,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:44:02,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:44:02,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:44:02,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:44:02,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:44:02,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:44:02,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:44:02,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:44:02,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:44:02,321 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:44:02,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:44:02,325 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:44:02,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:44:02,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:44:02,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:44:02,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:44:02,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:44:02,372 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:44:02,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:44:02,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:44:02,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:44:02,379 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:44:02,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:44:02,382 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:44:02,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:44:02,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:44:02,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:44:02,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:44:02,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:44:02,385 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:44:02,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:44:02,389 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:44:02,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:44:02,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:44:02,390 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:44:02,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:44:02,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:44:02,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:44:02,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:44:02,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:44:02,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:44:02,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:44:02,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:44:02,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:44:02,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:44:02,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:44:02,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:44:02,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:44:02,399 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 -> 50d6d4e0211132f94bfb222f1323990fd1f07d35 [2019-11-24 20:44:02,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:44:02,983 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:44:02,989 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:44:02,994 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:44:02,997 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:44:02,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-24 20:44:03,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a301d88d3/b9c202d7e4a248bc933c206c76ddc3de/FLAGcf1dfaa7b [2019-11-24 20:44:05,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:44:05,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label31.c [2019-11-24 20:44:05,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a301d88d3/b9c202d7e4a248bc933c206c76ddc3de/FLAGcf1dfaa7b [2019-11-24 20:44:05,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a301d88d3/b9c202d7e4a248bc933c206c76ddc3de [2019-11-24 20:44:05,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:44:05,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:44:05,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:05,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:44:05,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:44:05,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:05" (1/1) ... [2019-11-24 20:44:05,397 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 24.11 08:44:05, skipping insertion in model container [2019-11-24 20:44:05,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:44:05" (1/1) ... [2019-11-24 20:44:05,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:44:05,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:44:10,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:10,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:44:12,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:44:12,978 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:44:12,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12 WrapperNode [2019-11-24 20:44:12,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:44:12,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:12,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:44:12,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:44:13,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:44:13,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:44:13,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:44:13,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:44:13,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:13,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:44:12" (1/1) ... [2019-11-24 20:44:14,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:44:14,539 INFO L168 Benchmark]: Toolchain (without parser) took 9161.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 768.9 MB in the end (delta: 164.2 MB). Peak memory consumption was 164.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,541 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-24 20:44:14,544 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7603.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 893.7 MB in the end (delta: 39.3 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 814.07 ms. Allocated memory is still 1.0 GB. Free memory was 893.7 MB in the beginning and 818.8 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,551 INFO L168 Benchmark]: Boogie Preprocessor took 734.35 ms. Allocated memory is still 1.0 GB. Free memory was 818.8 MB in the beginning and 768.9 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:44:14,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 7603.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 893.7 MB in the end (delta: 39.3 MB). Peak memory consumption was 270.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 814.07 ms. Allocated memory is still 1.0 GB. Free memory was 893.7 MB in the beginning and 818.8 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 734.35 ms. Allocated memory is still 1.0 GB. Free memory was 818.8 MB in the beginning and 768.9 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...