./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label21.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/Problem16_label21.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 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label21.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 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:41:47,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:47,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:47,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:47,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:47,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:47,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:47,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:47,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:47,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:47,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:47,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:47,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:47,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:47,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:47,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:47,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:47,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:47,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:47,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:47,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:47,737 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:47,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:47,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:47,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:47,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:47,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:47,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:47,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:47,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:47,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:47,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:47,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:47,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:47,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:47,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:47,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:47,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:47,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:47,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:47,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:47,789 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:47,832 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:47,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:47,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:47,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:47,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:47,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:47,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:47,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:47,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:47,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:47,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:47,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:47,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:47,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:47,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:47,851 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:47,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:47,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:47,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:47,852 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:47,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:47,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:47,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:47,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:47,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:47,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:47,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:47,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:47,857 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 -> 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 [2019-11-25 22:41:48,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:48,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:48,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:48,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:48,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:48,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-25 22:41:48,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf33a1ee9/6fbc888c334743a1b5aad4ffddf00222/FLAG448493d7a [2019-11-25 22:41:50,245 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:50,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-25 22:41:50,311 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf33a1ee9/6fbc888c334743a1b5aad4ffddf00222/FLAG448493d7a [2019-11-25 22:41:50,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf33a1ee9/6fbc888c334743a1b5aad4ffddf00222 [2019-11-25 22:41:50,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:50,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:50,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:50,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:50,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:50,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50, skipping insertion in model container [2019-11-25 22:41:50,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:50,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:52,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:52,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:52,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:52,937 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:52,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52 WrapperNode [2019-11-25 22:41:52,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:52,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:52,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:52,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:52,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:53,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:53,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:53,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:53,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:53,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:53,605 INFO L168 Benchmark]: Toolchain (without parser) took 3195.17 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 911.9 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:53,609 INFO L168 Benchmark]: CDTParser took 1.34 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 22:41:53,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2530.00 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 952.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 48.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:53,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 331.28 ms. Allocated memory is still 1.0 GB. Free memory was 952.0 MB in the beginning and 929.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:53,618 INFO L168 Benchmark]: Boogie Preprocessor took 323.45 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 911.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:53,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 2530.00 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 952.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 48.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 331.28 ms. Allocated memory is still 1.0 GB. Free memory was 952.0 MB in the beginning and 929.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 323.45 ms. Allocated memory is still 1.0 GB. Free memory was 929.1 MB in the beginning and 911.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-65d6cd2 [2019-11-25 22:41:57,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:57,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:57,679 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:57,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:57,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:57,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:57,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:57,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:57,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:57,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:57,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:57,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:57,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:57,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:57,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:57,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:57,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:57,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:57,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:57,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:57,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:57,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:57,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:57,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:57,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:57,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:57,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:57,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:57,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:57,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:57,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:57,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:57,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:57,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:57,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:57,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:57,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:57,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:57,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:57,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:57,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:57,877 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:57,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:57,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:57,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:57,887 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:57,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:57,888 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:57,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:57,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:57,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:57,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:57,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:57,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:57,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:57,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:57,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:57,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:57,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:57,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:57,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:57,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:57,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:57,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:57,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:57,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:57,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:57,901 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:57,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:57,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:57,905 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:57,906 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 -> 2a7583bada7d92ecf81db6380e139f6bc8bbcd06 [2019-11-25 22:41:58,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:58,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:58,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:58,556 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:58,557 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:58,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-25 22:41:58,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77a4a74b2/79a6a0a17e9d4819aa816a38c011fe8d/FLAG8c0ff9c03 [2019-11-25 22:42:00,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:00,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label21.c [2019-11-25 22:42:00,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77a4a74b2/79a6a0a17e9d4819aa816a38c011fe8d/FLAG8c0ff9c03 [2019-11-25 22:42:00,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77a4a74b2/79a6a0a17e9d4819aa816a38c011fe8d [2019-11-25 22:42:00,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:00,454 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:00,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:00,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:00,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:00,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00, skipping insertion in model container [2019-11-25 22:42:00,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:00,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:02,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:02,466 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:02,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:03,039 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:03,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03 WrapperNode [2019-11-25 22:42:03,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:03,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:03,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:03,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:03,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:03,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:03,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:03,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:03,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:03" (1/1) ... [2019-11-25 22:42:03,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:03,550 INFO L168 Benchmark]: Toolchain (without parser) took 3095.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.7 MB in the end (delta: 69.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:03,551 INFO L168 Benchmark]: CDTParser took 0.36 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 22:42:03,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2587.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:03,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.80 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:03,561 INFO L168 Benchmark]: Boogie Preprocessor took 229.51 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:03,570 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2587.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.6 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 267.80 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.51 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...