./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label01.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/Problem06_label01.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 bf032e6cf14669519442062281089f10ed6a022c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label01.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 bf032e6cf14669519442062281089f10ed6a022c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:14,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:14,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:14,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:14,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:14,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:14,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:14,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:14,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:14,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:14,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:14,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:14,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:14,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:14,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:14,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:14,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:14,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:14,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:14,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:14,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:14,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:14,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:14,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:14,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:14,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:14,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:14,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:14,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:14,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:14,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:14,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:14,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:14,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:14,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:14,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:14,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:14,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:14,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:14,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:14,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:14,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:14,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:14,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:14,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:14,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:14,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:14,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:14,253 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:14,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:14,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:14,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:14,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:14,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:14,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:14,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:14,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:14,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:14,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:14,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:14,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:14,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:14,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:14,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:14,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:14,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:14,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:14,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:14,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:14,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:14,268 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 -> bf032e6cf14669519442062281089f10ed6a022c [2019-11-26 16:37:14,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:14,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:14,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:14,855 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:14,857 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:14,858 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-26 16:37:15,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f27ba693/373267a5a1384a3b899ddf810eb487dc/FLAG9a6cec317 [2019-11-26 16:37:16,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:16,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-26 16:37:16,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f27ba693/373267a5a1384a3b899ddf810eb487dc/FLAG9a6cec317 [2019-11-26 16:37:17,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f27ba693/373267a5a1384a3b899ddf810eb487dc [2019-11-26 16:37:17,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:17,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:17,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:17,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:17,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:17,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,215 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 04:37:17, skipping insertion in model container [2019-11-26 16:37:17,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:17" (1/1) ... [2019-11-26 16:37:17,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:17,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:22,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:22,222 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:24,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:24,662 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:24,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24 WrapperNode [2019-11-26 16:37:24,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:24,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:24,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:24,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:24,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:25,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:25,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:25,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:25,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:25,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:24" (1/1) ... [2019-11-26 16:37:26,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:26,626 INFO L168 Benchmark]: Toolchain (without parser) took 9436.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 814.1 MB in the end (delta: 117.4 MB). Peak memory consumption was 117.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,629 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-26 16:37:26,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7474.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 710.0 MB in the end (delta: 221.4 MB). Peak memory consumption was 221.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,636 INFO L168 Benchmark]: Boogie Procedure Inliner took 1064.35 ms. Allocated memory is still 1.0 GB. Free memory was 710.0 MB in the beginning and 865.9 MB in the end (delta: -155.8 MB). Peak memory consumption was 59.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,638 INFO L168 Benchmark]: Boogie Preprocessor took 885.57 ms. Allocated memory is still 1.0 GB. Free memory was 865.9 MB in the beginning and 814.1 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:26,649 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 7474.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 710.0 MB in the end (delta: 221.4 MB). Peak memory consumption was 221.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1064.35 ms. Allocated memory is still 1.0 GB. Free memory was 710.0 MB in the beginning and 865.9 MB in the end (delta: -155.8 MB). Peak memory consumption was 59.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 885.57 ms. Allocated memory is still 1.0 GB. Free memory was 865.9 MB in the beginning and 814.1 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 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 16:37:30,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:30,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:30,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:30,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:30,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:30,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:30,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:30,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:30,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:30,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:30,498 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:30,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:30,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:30,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:30,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:30,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:30,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:30,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:30,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:30,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:30,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:30,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:30,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:30,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:30,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:30,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:30,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:30,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:30,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:30,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:30,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:30,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:30,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:30,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:30,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:30,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:30,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:30,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:30,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:30,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:30,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:30,640 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:30,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:30,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:30,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:30,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:30,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:30,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:30,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:30,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:30,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:30,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:30,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:30,654 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:30,655 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:30,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:30,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:30,657 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:30,658 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:30,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:30,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:30,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:30,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:30,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:30,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:30,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:30,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:30,663 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:30,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:30,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:30,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:30,666 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 -> bf032e6cf14669519442062281089f10ed6a022c [2019-11-26 16:37:31,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:31,323 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:31,327 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:31,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:31,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:31,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-26 16:37:31,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c11dcd52/673b44cd634f41e1929a337b3baa9aa9/FLAG621fd7d81 [2019-11-26 16:37:33,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:33,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label01.c [2019-11-26 16:37:33,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c11dcd52/673b44cd634f41e1929a337b3baa9aa9/FLAG621fd7d81 [2019-11-26 16:37:33,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c11dcd52/673b44cd634f41e1929a337b3baa9aa9 [2019-11-26 16:37:33,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:33,581 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:33,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:33,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:33,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:33,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:33" (1/1) ... [2019-11-26 16:37:33,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:33, skipping insertion in model container [2019-11-26 16:37:33,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:33" (1/1) ... [2019-11-26 16:37:33,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:34,199 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:39,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:39,139 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:41,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:41,851 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:41,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41 WrapperNode [2019-11-26 16:37:41,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:41,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:41,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:41,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:41,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:42,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:42,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:42,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:42,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:43,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:43,348 INFO L168 Benchmark]: Toolchain (without parser) took 9763.63 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 762.1 MB in the end (delta: 176.7 MB). Peak memory consumption was 176.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,349 INFO L168 Benchmark]: CDTParser took 3.04 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 16:37:43,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8273.24 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 884.8 MB in the end (delta: 54.0 MB). Peak memory consumption was 275.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 709.69 ms. Allocated memory is still 1.0 GB. Free memory was 884.8 MB in the beginning and 814.0 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,358 INFO L168 Benchmark]: Boogie Preprocessor took 775.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.0 MB in the beginning and 762.1 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:43,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.04 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 8273.24 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 884.8 MB in the end (delta: 54.0 MB). Peak memory consumption was 275.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 709.69 ms. Allocated memory is still 1.0 GB. Free memory was 884.8 MB in the beginning and 814.0 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 775.38 ms. Allocated memory is still 1.0 GB. Free memory was 814.0 MB in the beginning and 762.1 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...