./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label45.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 e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem12_label45.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 e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:45,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:45,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:45,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:45,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:45,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:45,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:45,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:45,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:45,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:45,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:45,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:45,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:45,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:45,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:45,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:45,309 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:45,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:45,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:45,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:45,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:45,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:45,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:45,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:45,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:45,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:45,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:45,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:45,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:45,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:45,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:45,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:45,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:45,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:45,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:45,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:45,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:45,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:45,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:45,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:45,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:45,390 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:45,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:45,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:45,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:45,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:45,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:45,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:45,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:45,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:45,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:45,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:45,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:45,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:45,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:45,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:45,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:45,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:45,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:45,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:45,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:45,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:45,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:45,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:45,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:45,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:45,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:45,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:45,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:45,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:45,455 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 -> e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f [2019-11-26 16:46:46,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:46,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:46,085 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:46,089 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:46,090 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:46,092 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-26 16:46:46,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6062512c9/9f3fc5cd97e14063bcfdde96bf8376c4/FLAGaedd5a41e [2019-11-26 16:46:48,020 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:48,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-26 16:46:48,095 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6062512c9/9f3fc5cd97e14063bcfdde96bf8376c4/FLAGaedd5a41e [2019-11-26 16:46:48,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6062512c9/9f3fc5cd97e14063bcfdde96bf8376c4 [2019-11-26 16:46:48,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:48,152 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:48,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:48,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:48,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:48,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:48,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:48, skipping insertion in model container [2019-11-26 16:46:48,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:48" (1/1) ... [2019-11-26 16:46:48,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:48,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:51,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:51,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:52,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:52,938 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:52,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52 WrapperNode [2019-11-26 16:46:52,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:52,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:52,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:52,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:52,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:53,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:53,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:53,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:53,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:53,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:54,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:54,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:55,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:52" (1/1) ... [2019-11-26 16:46:55,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:55,126 INFO L168 Benchmark]: Toolchain (without parser) took 6970.11 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 910.0 MB in the end (delta: 45.9 MB). Peak memory consumption was 321.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:55,128 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:46:55,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4785.80 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 820.7 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:55,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 861.16 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:55,138 INFO L168 Benchmark]: Boogie Preprocessor took 1315.75 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 910.0 MB in the end (delta: -158.1 MB). Peak memory consumption was 117.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:55,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 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 4785.80 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 820.7 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 861.16 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 752.0 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1315.75 ms. Allocated memory is still 1.0 GB. Free memory was 752.0 MB in the beginning and 910.0 MB in the end (delta: -158.1 MB). Peak memory consumption was 117.2 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 0.1.24-025d5a2 [2019-11-26 16:46:59,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:59,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:59,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:59,076 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:59,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:59,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:59,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:59,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:59,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:59,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:59,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:59,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:59,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:59,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:59,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:59,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:59,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:59,150 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:59,159 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:59,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:59,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:59,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:59,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:59,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:59,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:59,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:59,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:59,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:59,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:59,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:59,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:59,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:59,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:59,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:59,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:59,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:59,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:59,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:59,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:59,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:59,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:59,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:59,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:59,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:59,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:59,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:59,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:59,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:59,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:59,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:59,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:59,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:59,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:59,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:59,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:59,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:59,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:59,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:59,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:59,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:59,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:59,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:59,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:59,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:59,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:59,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:59,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:59,286 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:59,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:59,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:59,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:59,290 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 -> e08e7d0440daf5b7f5672bdd937c1b8d7a6a9f7f [2019-11-26 16:46:59,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:59,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:00,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:00,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:00,013 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:00,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-26 16:47:00,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9baf0275/32f50e03c58245dcbf9c16726b910507/FLAG3d825c0bd [2019-11-26 16:47:01,803 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:01,807 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label45.c [2019-11-26 16:47:01,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9baf0275/32f50e03c58245dcbf9c16726b910507/FLAG3d825c0bd [2019-11-26 16:47:01,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9baf0275/32f50e03c58245dcbf9c16726b910507 [2019-11-26 16:47:02,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:02,009 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:02,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:02,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:02,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:02,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02, skipping insertion in model container [2019-11-26 16:47:02,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:02,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:05,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:05,720 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:07,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:07,456 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:07,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07 WrapperNode [2019-11-26 16:47:07,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:07,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:07,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:07,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:07,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:07,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:07,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:07,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:07,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:07,985 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:08,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:07" (1/1) ... [2019-11-26 16:47:08,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:08,801 INFO L168 Benchmark]: Toolchain (without parser) took 6786.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 940.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 292.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:08,804 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:47:08,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5442.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 775.0 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:08,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 525.54 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:08,815 INFO L168 Benchmark]: Boogie Preprocessor took 808.18 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 940.6 MB in the end (delta: -200.0 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:08,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5442.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 775.0 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 525.54 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 808.18 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 940.6 MB in the end (delta: -200.0 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...