./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label36.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/Problem01_label36.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 c5d4c7b38a296f79910d0f6d17d9b88307731454 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label36.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 c5d4c7b38a296f79910d0f6d17d9b88307731454 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:42:36,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:36,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:36,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:36,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:36,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:36,067 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:36,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:36,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:36,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:36,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:36,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:36,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:36,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:36,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:36,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:36,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:36,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:36,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:36,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:36,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:36,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:36,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:36,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:36,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:36,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:36,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:36,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:36,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:36,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:36,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:36,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:36,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:36,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:36,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:36,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:36,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:36,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:36,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:36,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:36,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:36,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:36,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:36,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:36,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:36,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:36,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:36,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:36,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:36,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:36,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:36,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:36,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:36,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:36,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:36,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:36,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:36,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:36,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:36,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:36,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:36,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:36,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:36,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:36,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:36,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:36,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:36,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:36,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:36,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:36,269 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 -> c5d4c7b38a296f79910d0f6d17d9b88307731454 [2019-11-27 15:42:36,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:36,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:36,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:36,894 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:36,898 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:36,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label36.c [2019-11-27 15:42:37,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a445e9492/00121875d8cd4cf189b6fc8dffc280fc/FLAGd78069b20 [2019-11-27 15:42:38,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:38,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label36.c [2019-11-27 15:42:38,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a445e9492/00121875d8cd4cf189b6fc8dffc280fc/FLAGd78069b20 [2019-11-27 15:42:38,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a445e9492/00121875d8cd4cf189b6fc8dffc280fc [2019-11-27 15:42:38,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:38,421 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:38,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:38,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:38,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:38,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:38" (1/1) ... [2019-11-27 15:42:38,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:38, skipping insertion in model container [2019-11-27 15:42:38,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:38" (1/1) ... [2019-11-27 15:42:38,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:38,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:39,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:39,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:39,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:39,946 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:39,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39 WrapperNode [2019-11-27 15:42:39,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:39,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:39,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:39,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:39,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:40,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:40,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:40,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:40,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:39" (1/1) ... [2019-11-27 15:42:40,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:40,312 INFO L168 Benchmark]: Toolchain (without parser) took 1892.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:40,318 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:40,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1526.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:40,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.51 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:40,328 INFO L168 Benchmark]: Boogie Preprocessor took 175.84 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:40,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1526.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.6 MB in the end (delta: -4.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 180.51 ms. Allocated memory is still 1.0 GB. Free memory was 971.6 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 175.84 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 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 15:42:44,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:44,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:44,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:44,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:44,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:44,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:44,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:44,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:44,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:44,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:44,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:44,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:44,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:44,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:44,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:44,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:44,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:44,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:44,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:44,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:44,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:44,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:44,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:44,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:44,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:44,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:44,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:44,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:44,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:44,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:44,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:44,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:44,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:44,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:44,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:44,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:44,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:44,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:44,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:44,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:44,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:44,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:44,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:44,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:44,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:44,393 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:44,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:44,395 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:44,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:44,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:44,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:44,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:44,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:44,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:44,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:44,401 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:44,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:44,404 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:44,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:44,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:44,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:44,406 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:44,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:44,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:44,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:44,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:44,409 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:44,409 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:44,410 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:44,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:44,410 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:44,412 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 -> c5d4c7b38a296f79910d0f6d17d9b88307731454 [2019-11-27 15:42:45,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:45,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:45,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:45,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:45,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:45,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label36.c [2019-11-27 15:42:45,228 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05f5eeb42/98cbb487306e4f4db2a3e3dd908dab43/FLAG9e06556e7 [2019-11-27 15:42:46,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:46,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label36.c [2019-11-27 15:42:46,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05f5eeb42/98cbb487306e4f4db2a3e3dd908dab43/FLAG9e06556e7 [2019-11-27 15:42:46,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05f5eeb42/98cbb487306e4f4db2a3e3dd908dab43 [2019-11-27 15:42:46,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:46,586 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:46,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:46,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:46,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:46,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:46" (1/1) ... [2019-11-27 15:42:46,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:46, skipping insertion in model container [2019-11-27 15:42:46,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:46" (1/1) ... [2019-11-27 15:42:46,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:46,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:47,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:47,842 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:48,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:48,165 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:48,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48 WrapperNode [2019-11-27 15:42:48,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:48,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:48,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:48,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:48,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,243 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:48,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:48,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:48,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:48,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:48" (1/1) ... [2019-11-27 15:42:48,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:48,527 INFO L168 Benchmark]: Toolchain (without parser) took 1936.02 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:48,528 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:48,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1576.91 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:48,532 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.02 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 15:42:48,536 INFO L168 Benchmark]: Boogie Preprocessor took 111.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:48,543 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1576.91 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 240.02 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. * Boogie Preprocessor took 111.73 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 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...