./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label18.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 709affefef23ed36745d6b141c72063985c3a0fd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:27,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:27,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:27,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:27,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:27,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:27,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:27,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:27,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:27,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:27,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:27,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:27,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:27,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:27,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:27,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:27,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:27,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:27,765 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:27,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:27,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:27,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:27,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:27,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:27,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:27,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:27,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:27,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:27,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:27,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:27,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:27,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:27,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:27,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:27,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:27,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:27,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:27,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:27,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:27,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:27,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:27,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:27,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:27,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:27,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:27,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:27,888 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:27,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:27,889 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:27,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:27,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:27,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:27,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:27,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:27,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:27,895 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:27,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:27,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:27,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:27,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:27,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:27,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:27,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:27,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:27,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:27,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:27,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:27,901 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:27,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:27,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:27,903 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-25 22:42:28,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:28,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:28,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:28,571 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:28,573 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:28,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-25 22:42:28,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbfee55c3/553589295c3b42c2bfcd1f72779694e5/FLAG02dd30e8e [2019-11-25 22:42:30,349 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:30,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-25 22:42:30,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbfee55c3/553589295c3b42c2bfcd1f72779694e5/FLAG02dd30e8e [2019-11-25 22:42:30,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbfee55c3/553589295c3b42c2bfcd1f72779694e5 [2019-11-25 22:42:30,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:30,474 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:30,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:30,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:30,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:30,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:30,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:30, skipping insertion in model container [2019-11-25 22:42:30,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:30" (1/1) ... [2019-11-25 22:42:30,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:30,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:33,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:33,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:34,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:34,709 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:34,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34 WrapperNode [2019-11-25 22:42:34,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:34,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:34,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:34,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:34,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:34,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:35,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:35,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:35,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:35,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:35,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:35,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:35,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:35,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:35,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:35,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:36,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:34" (1/1) ... [2019-11-25 22:42:36,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:36,338 INFO L168 Benchmark]: Toolchain (without parser) took 5857.31 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 775.9 MB in the end (delta: 180.1 MB). Peak memory consumption was 180.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,339 INFO L168 Benchmark]: CDTParser took 2.51 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. [2019-11-25 22:42:36,344 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4237.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 783.17 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 816.0 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,351 INFO L168 Benchmark]: Boogie Preprocessor took 829.60 ms. Allocated memory is still 1.0 GB. Free memory was 816.0 MB in the beginning and 775.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:36,361 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51 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 4237.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 879.5 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 783.17 ms. Allocated memory is still 1.0 GB. Free memory was 879.5 MB in the beginning and 816.0 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 829.60 ms. Allocated memory is still 1.0 GB. Free memory was 816.0 MB in the beginning and 775.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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 0.1.24-65d6cd2 [2019-11-25 22:42:40,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:40,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:40,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:40,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:40,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:40,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:40,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:40,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:40,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:40,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:40,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:40,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:40,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:40,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:40,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:40,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:40,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:40,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:40,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:40,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:40,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:40,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:40,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:40,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:40,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:40,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:40,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:40,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:40,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:40,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:40,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:40,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:40,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:40,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:40,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:40,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:40,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:40,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:40,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:40,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:40,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:40,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:40,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:40,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:40,562 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:40,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:40,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:40,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:40,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:40,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:40,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:40,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:40,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:40,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:40,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:40,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:40,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:40,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:40,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:40,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:40,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:40,574 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:40,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:40,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:40,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:40,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:40,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:40,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:40,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:40,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:40,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:40,583 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 -> 709affefef23ed36745d6b141c72063985c3a0fd [2019-11-25 22:42:41,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:41,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:41,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:41,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:41,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:41,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-25 22:42:41,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5210a68b/08dc9488bd604f338aa7af64e02873b6/FLAGda30f00fe [2019-11-25 22:42:43,083 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:43,084 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label18.c [2019-11-25 22:42:43,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5210a68b/08dc9488bd604f338aa7af64e02873b6/FLAGda30f00fe [2019-11-25 22:42:43,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5210a68b/08dc9488bd604f338aa7af64e02873b6 [2019-11-25 22:42:43,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:43,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:43,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:43,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:43,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:43,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,224 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 25.11 10:42:43, skipping insertion in model container [2019-11-25 22:42:43,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:43" (1/1) ... [2019-11-25 22:42:43,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:43,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:45,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:45,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:47,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:47,081 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:47,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47 WrapperNode [2019-11-25 22:42:47,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:47,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:47,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:47,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:47,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:47,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:47,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:47,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:47,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:47" (1/1) ... [2019-11-25 22:42:47,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:47,957 INFO L168 Benchmark]: Toolchain (without parser) took 4751.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 776.2 MB in the end (delta: 184.0 MB). Peak memory consumption was 184.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,958 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-25 22:42:47,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3881.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 822.3 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 455.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,967 INFO L168 Benchmark]: Boogie Preprocessor took 404.78 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 776.2 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:47,980 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 3881.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 822.3 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 455.65 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 404.78 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 776.2 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...