./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label20.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/Problem19_label20.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 0a0dfdab50d5de30ad2adfcca05f42c413f9088b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label20.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 0a0dfdab50d5de30ad2adfcca05f42c413f9088b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:00:57,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:57,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:57,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:57,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:57,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:57,251 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:57,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:57,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:57,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:57,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:57,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:57,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:57,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:57,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:57,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:57,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:57,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:57,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:57,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:57,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:57,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:57,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:57,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:57,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:57,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:57,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:57,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:57,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:57,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:57,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:57,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:57,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:57,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:57,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:57,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:57,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:57,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:57,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:57,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:57,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:57,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:57,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:57,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:57,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:57,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:57,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:57,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:57,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:57,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:57,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:57,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:57,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:57,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:57,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:57,448 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:57,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:57,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:57,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:57,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:57,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:57,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:57,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:57,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:57,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:57,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:57,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:57,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:57,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:57,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:57,457 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 -> 0a0dfdab50d5de30ad2adfcca05f42c413f9088b [2019-11-27 16:00:58,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:58,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:58,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:58,146 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:58,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:58,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label20.c [2019-11-27 16:00:58,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf1cc5a/f50ecd350d824c55a6b184386f95f398/FLAGf9d9b90f0 [2019-11-27 16:01:00,378 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:00,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label20.c [2019-11-27 16:01:00,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf1cc5a/f50ecd350d824c55a6b184386f95f398/FLAGf9d9b90f0 [2019-11-27 16:01:00,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf1cc5a/f50ecd350d824c55a6b184386f95f398 [2019-11-27 16:01:00,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:00,579 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:00,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:00,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:00,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:00,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:00,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6514dbdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:00, skipping insertion in model container [2019-11-27 16:01:00,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:00" (1/1) ... [2019-11-27 16:01:00,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:01,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:05,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:05,771 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:08,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:08,753 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:08,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08 WrapperNode [2019-11-27 16:01:08,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:08,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:08,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:08,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:08,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:08,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:10,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:10,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:10,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:10,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:10,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:10,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:10,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:10,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:11,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:12,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:12,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:08" (1/1) ... [2019-11-27 16:01:12,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:12,818 INFO L168 Benchmark]: Toolchain (without parser) took 12233.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 771.3 MB in the end (delta: 167.4 MB). Peak memory consumption was 386.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:12,819 INFO L168 Benchmark]: CDTParser took 0.59 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 16:01:12,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8176.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.6 MB in the end (delta: 69.2 MB). Peak memory consumption was 276.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:12,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 1594.48 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 695.1 MB in the end (delta: 174.4 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:12,830 INFO L168 Benchmark]: Boogie Preprocessor took 2450.92 ms. Allocated memory is still 1.0 GB. Free memory was 695.1 MB in the beginning and 771.3 MB in the end (delta: -76.2 MB). Peak memory consumption was 143.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:12,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 8176.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.6 MB in the end (delta: 69.2 MB). Peak memory consumption was 276.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1594.48 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 695.1 MB in the end (delta: 174.4 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2450.92 ms. Allocated memory is still 1.0 GB. Free memory was 695.1 MB in the beginning and 771.3 MB in the end (delta: -76.2 MB). Peak memory consumption was 143.2 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 16:01:16,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:16,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:17,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:17,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:17,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:17,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:17,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:17,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:17,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:17,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:17,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:17,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:17,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:17,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:17,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:17,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:17,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:17,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:17,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:17,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:17,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:17,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:17,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:17,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:17,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:17,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:17,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:17,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:17,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:17,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:17,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:17,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:17,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:17,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:17,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:17,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:17,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:17,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:17,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:17,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:17,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:17,227 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:17,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:17,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:17,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:17,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:17,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:17,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:17,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:17,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:17,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:17,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:17,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:17,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:17,245 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:17,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:17,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:17,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:17,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:17,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:17,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:17,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:17,249 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:17,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:17,249 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:17,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:17,252 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:17,252 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:17,253 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:17,253 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:17,254 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:17,256 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 -> 0a0dfdab50d5de30ad2adfcca05f42c413f9088b [2019-11-27 16:01:17,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:17,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:17,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:17,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:17,992 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:17,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label20.c [2019-11-27 16:01:18,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1582dcb/923c7f86fbb94fd0aae3336625268ff3/FLAGf55a94a39 [2019-11-27 16:01:20,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:20,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label20.c [2019-11-27 16:01:20,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1582dcb/923c7f86fbb94fd0aae3336625268ff3/FLAGf55a94a39 [2019-11-27 16:01:20,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1582dcb/923c7f86fbb94fd0aae3336625268ff3 [2019-11-27 16:01:20,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:20,218 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:20,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:20,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:20,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:20,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:20" (1/1) ... [2019-11-27 16:01:20,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:20, skipping insertion in model container [2019-11-27 16:01:20,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:20" (1/1) ... [2019-11-27 16:01:20,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:20,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:25,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:25,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:28,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:29,040 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:29,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29 WrapperNode [2019-11-27 16:01:29,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:29,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:29,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:29,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:29,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:29,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:29,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:29,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:29,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:29,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:29,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:29,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:30,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:29" (1/1) ... [2019-11-27 16:01:31,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:31,302 INFO L168 Benchmark]: Toolchain (without parser) took 11075.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 855.9 MB in the end (delta: 82.9 MB). Peak memory consumption was 314.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,303 INFO L168 Benchmark]: CDTParser took 0.37 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 16:01:31,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8825.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 754.3 MB in the end (delta: 184.5 MB). Peak memory consumption was 258.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 784.29 ms. Allocated memory is still 1.0 GB. Free memory was 754.3 MB in the beginning and 687.0 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,315 INFO L168 Benchmark]: Boogie Preprocessor took 1459.62 ms. Allocated memory is still 1.0 GB. Free memory was 687.0 MB in the beginning and 855.9 MB in the end (delta: -168.9 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:31,326 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 8825.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 754.3 MB in the end (delta: 184.5 MB). Peak memory consumption was 258.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 784.29 ms. Allocated memory is still 1.0 GB. Free memory was 754.3 MB in the beginning and 687.0 MB in the end (delta: 67.2 MB). Peak memory consumption was 67.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1459.62 ms. Allocated memory is still 1.0 GB. Free memory was 687.0 MB in the beginning and 855.9 MB in the end (delta: -168.9 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...