./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem11_label40.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 d4fc65ef25b30818fd1841f3cfc924fa7d058e0c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label40.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 d4fc65ef25b30818fd1841f3cfc924fa7d058e0c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:08,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:08,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:08,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:08,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:08,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:08,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:08,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:08,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:08,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:08,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:08,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:08,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:08,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:08,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:08,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:08,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:08,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:08,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:08,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:08,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:08,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:08,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:08,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:08,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:08,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:08,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:08,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:08,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:08,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:08,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:08,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:08,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:08,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:08,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:08,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:08,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:08,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:08,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:08,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:08,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:08,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:08,354 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:08,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:08,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:08,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:08,365 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:08,365 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:08,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:08,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:08,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:08,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:08,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:08,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:08,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:08,372 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:08,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:08,373 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:08,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:08,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:08,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:08,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:08,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:08,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:08,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:08,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:08,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:08,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:08,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:08,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:08,383 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 -> d4fc65ef25b30818fd1841f3cfc924fa7d058e0c [2019-11-27 09:33:09,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:09,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:09,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:09,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:09,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:09,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 09:33:09,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c779865/c087999dec3843b0b5169961aa9a3ae9/FLAGa911b83e8 [2019-11-27 09:33:10,676 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:10,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 09:33:10,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c779865/c087999dec3843b0b5169961aa9a3ae9/FLAGa911b83e8 [2019-11-27 09:33:11,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c779865/c087999dec3843b0b5169961aa9a3ae9 [2019-11-27 09:33:11,120 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:11,124 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:11,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:11,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:11,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:11,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:11" (1/1) ... [2019-11-27 09:33:11,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76576ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:11, skipping insertion in model container [2019-11-27 09:33:11,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:11" (1/1) ... [2019-11-27 09:33:11,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:11,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:12,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:12,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:13,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:13,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:13,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13 WrapperNode [2019-11-27 09:33:13,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:13,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:13,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:13,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:13,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:13,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:13,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:13,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:13,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:13" (1/1) ... [2019-11-27 09:33:13,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:13,681 INFO L168 Benchmark]: Toolchain (without parser) took 2552.73 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 921.9 MB in the end (delta: 39.7 MB). Peak memory consumption was 39.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:13,684 INFO L168 Benchmark]: CDTParser took 0.43 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 09:33:13,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1927.96 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 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:13,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.97 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 933.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:13,693 INFO L168 Benchmark]: Boogie Preprocessor took 329.87 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:13,706 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1927.96 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 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.97 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 933.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 329.87 ms. Allocated memory is still 1.0 GB. Free memory was 933.4 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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-da95e15 [2019-11-27 09:33:17,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:17,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:17,831 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:17,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:17,836 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:17,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:17,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:17,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:17,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:17,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:17,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:17,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:17,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:17,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:17,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:17,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:17,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:17,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:17,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:17,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:17,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:17,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:17,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:17,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:17,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:17,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:17,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:17,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:17,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:17,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:17,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:17,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:17,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:17,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:17,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:17,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:17,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:17,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:17,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:17,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:17,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:18,017 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:18,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:18,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:18,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:18,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:18,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:18,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:18,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:18,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:18,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:18,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:18,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:18,032 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:18,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:18,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:18,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:18,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:18,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:18,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:18,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:18,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:18,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:18,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:18,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:18,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:18,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:18,041 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:18,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:18,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:18,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:18,046 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 -> d4fc65ef25b30818fd1841f3cfc924fa7d058e0c [2019-11-27 09:33:18,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:18,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:18,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:18,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:18,682 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:18,683 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 09:33:18,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/848b1a8f7/81c1d54213fc49f5bb6cfcfcb4bb0246/FLAG93ceae339 [2019-11-27 09:33:20,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:20,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label40.c [2019-11-27 09:33:20,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/848b1a8f7/81c1d54213fc49f5bb6cfcfcb4bb0246/FLAG93ceae339 [2019-11-27 09:33:20,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/848b1a8f7/81c1d54213fc49f5bb6cfcfcb4bb0246 [2019-11-27 09:33:20,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:20,422 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:20,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:20,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:20,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:20,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:20, skipping insertion in model container [2019-11-27 09:33:20,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:20" (1/1) ... [2019-11-27 09:33:20,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:20,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:22,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,101 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:22,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:22,685 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:22,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22 WrapperNode [2019-11-27 09:33:22,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:22,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:22,691 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:22,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,936 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:22,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:22,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:22,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:22,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:22,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,129 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:22" (1/1) ... [2019-11-27 09:33:23,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:23,161 INFO L168 Benchmark]: Toolchain (without parser) took 2739.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.9 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,162 INFO L168 Benchmark]: CDTParser took 1.41 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 09:33:23,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2265.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.05 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,173 INFO L168 Benchmark]: Boogie Preprocessor took 216.19 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:23,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 2265.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.05 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 927.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.19 ms. Allocated memory is still 1.0 GB. Free memory was 927.6 MB in the beginning and 921.9 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...