./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label42.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_label42.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 a8726e54e507f4e5407a6f1ab8a73f56b359228a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label42.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 a8726e54e507f4e5407a6f1ab8a73f56b359228a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:18,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:18,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:19,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:19,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:19,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:19,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:19,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:19,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:19,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:19,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:19,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:19,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:19,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:19,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:19,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:19,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:19,087 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:19,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:19,102 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:19,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:19,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:19,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:19,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:19,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:19,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:19,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:19,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:19,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:19,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:19,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:19,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:19,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:19,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:19,152 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:19,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:19,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:19,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:19,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:19,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:19,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:19,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:19,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:19,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:19,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:19,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:19,214 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:19,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:19,217 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:19,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:19,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:19,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:19,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:19,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:19,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:19,222 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:19,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:19,222 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:19,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:19,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:19,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:19,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:19,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:19,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:19,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:19,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:19,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:19,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:19,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:19,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:19,230 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 -> a8726e54e507f4e5407a6f1ab8a73f56b359228a [2019-11-27 15:43:19,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:19,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:19,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:19,835 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:19,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:19,840 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-11-27 15:43:20,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce2400332/9d6d3cb963434bd8be937a8e88907608/FLAGd9a1767d1 [2019-11-27 15:43:21,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:21,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-11-27 15:43:21,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce2400332/9d6d3cb963434bd8be937a8e88907608/FLAGd9a1767d1 [2019-11-27 15:43:21,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce2400332/9d6d3cb963434bd8be937a8e88907608 [2019-11-27 15:43:21,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:21,343 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:21,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:21,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:21,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:21,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,367 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 03:43:21, skipping insertion in model container [2019-11-27 15:43:21,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:21,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:22,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:22,439 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:22,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:22,767 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:22,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22 WrapperNode [2019-11-27 15:43:22,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:22,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:22,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:22,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:22,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:22,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:22,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:22,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:22,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:23,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:23,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:23,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:23,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:23,112 INFO L168 Benchmark]: Toolchain (without parser) took 1766.73 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 960.7 MB in the end (delta: 962.7 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,116 INFO L168 Benchmark]: CDTParser took 0.46 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 15:43:23,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1419.60 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,122 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.37 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,129 INFO L168 Benchmark]: Boogie Preprocessor took 149.01 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,136 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1419.60 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.37 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 149.01 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 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 15:43:27,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:27,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:27,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:27,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:27,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:27,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:27,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:27,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:27,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:27,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:27,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:27,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:27,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:27,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:27,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:27,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:27,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:27,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:27,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:27,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:27,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:27,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:27,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:27,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:27,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:27,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:27,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:27,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:27,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:27,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:27,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:27,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:27,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:27,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:27,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:27,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:27,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:27,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:27,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:27,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:27,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:27,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:27,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:27,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:27,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:27,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:27,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:27,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:27,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:27,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:27,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:27,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:27,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:27,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:27,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:27,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:27,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:27,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:27,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:27,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:27,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:27,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:27,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:27,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:27,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:27,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:27,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:27,316 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:27,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:27,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:27,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:27,319 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 -> a8726e54e507f4e5407a6f1ab8a73f56b359228a [2019-11-27 15:43:27,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:27,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:27,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:27,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:27,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:27,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-11-27 15:43:28,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/652d292a6/7990fe32c90b41f89fc139dddc476dad/FLAG80ec07d39 [2019-11-27 15:43:29,344 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:29,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label42.c [2019-11-27 15:43:29,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/652d292a6/7990fe32c90b41f89fc139dddc476dad/FLAG80ec07d39 [2019-11-27 15:43:29,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/652d292a6/7990fe32c90b41f89fc139dddc476dad [2019-11-27 15:43:29,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:29,438 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:29,447 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:29,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:29,456 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:29,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29, skipping insertion in model container [2019-11-27 15:43:29,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:29,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:30,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:30,732 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:31,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:31,060 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:31,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31 WrapperNode [2019-11-27 15:43:31,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:31,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:31,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:31,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:31,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:31,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:31,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:31,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:31,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,408 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:31,470 INFO L168 Benchmark]: Toolchain (without parser) took 2031.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,475 INFO L168 Benchmark]: CDTParser took 2.63 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 15:43:31,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1616.39 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,477 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,483 INFO L168 Benchmark]: Boogie Preprocessor took 188.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 1616.39 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.91 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 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...