./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label37.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 308272838b72e497c8c6368713b4584c17efd6f4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label37.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 308272838b72e497c8c6368713b4584c17efd6f4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:19,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:19,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:19,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:19,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:19,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:19,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:19,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:19,699 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:19,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:19,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:19,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:19,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:19,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:19,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:19,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:19,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:19,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:19,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:19,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:19,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:19,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:19,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:19,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:19,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:19,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:19,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:19,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:19,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:19,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:19,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:19,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:19,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:19,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:19,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:19,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:19,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:19,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:19,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:19,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:19,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:19,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:19,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:19,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:19,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:19,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:19,862 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:19,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:19,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:19,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:19,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:19,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:19,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:19,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:19,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:19,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:19,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:19,871 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:19,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:19,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:19,872 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:19,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:19,874 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:19,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:19,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:19,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:19,877 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:19,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:19,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:19,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:19,879 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 -> 308272838b72e497c8c6368713b4584c17efd6f4 [2019-11-27 09:36:20,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:20,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:20,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:20,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:20,564 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:20,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label37.c [2019-11-27 09:36:20,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4d0917a/44b7e075569141dfb592b93ba506b950/FLAG8ebef4593 [2019-11-27 09:36:22,238 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:22,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label37.c [2019-11-27 09:36:22,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4d0917a/44b7e075569141dfb592b93ba506b950/FLAG8ebef4593 [2019-11-27 09:36:22,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a4d0917a/44b7e075569141dfb592b93ba506b950 [2019-11-27 09:36:22,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:22,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:22,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:22,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:22,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:22,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:22" (1/1) ... [2019-11-27 09:36:22,361 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 27.11 09:36:22, skipping insertion in model container [2019-11-27 09:36:22,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:22" (1/1) ... [2019-11-27 09:36:22,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:22,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:24,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:24,378 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:24,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:25,038 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:25,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25 WrapperNode [2019-11-27 09:36:25,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:25,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:25,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:25,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:25,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:25,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:25,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:25,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:25,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:25" (1/1) ... [2019-11-27 09:36:25,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:25,971 INFO L168 Benchmark]: Toolchain (without parser) took 3631.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.7 MB in the end (delta: 98.1 MB). Peak memory consumption was 98.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,972 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:25,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2700.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 445.25 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,983 INFO L168 Benchmark]: Boogie Preprocessor took 473.17 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2700.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.0 MB in the end (delta: 40.8 MB). Peak memory consumption was 40.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 445.25 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 874.9 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 473.17 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 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-da95e15 [2019-11-27 09:36:29,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:29,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:29,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:29,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:29,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:30,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:30,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:30,031 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:30,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:30,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:30,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:30,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:30,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:30,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:30,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:30,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:30,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:30,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:30,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:30,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:30,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:30,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:30,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:30,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:30,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:30,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:30,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:30,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:30,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:30,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:30,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:30,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:30,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:30,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:30,136 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:30,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:30,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:30,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:30,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:30,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:30,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:30,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:30,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:30,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:30,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:30,206 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:30,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:30,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:30,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:30,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:30,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:30,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:30,211 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:30,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:30,212 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:30,214 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:30,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:30,215 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:30,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:30,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:30,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:30,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:30,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:30,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:30,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:30,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:30,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:30,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:30,222 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:30,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:30,223 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:30,226 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 -> 308272838b72e497c8c6368713b4584c17efd6f4 [2019-11-27 09:36:30,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:30,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:30,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:30,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:30,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:30,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label37.c [2019-11-27 09:36:31,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0f83a457/130ae689fbd34500a29c4430021687f0/FLAGe99a293b4 [2019-11-27 09:36:32,642 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:32,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label37.c [2019-11-27 09:36:32,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0f83a457/130ae689fbd34500a29c4430021687f0/FLAGe99a293b4 [2019-11-27 09:36:32,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0f83a457/130ae689fbd34500a29c4430021687f0 [2019-11-27 09:36:32,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:32,747 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:32,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:32,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:32,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:32,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32, skipping insertion in model container [2019-11-27 09:36:32,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:32,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:34,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:34,975 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:35,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:35,758 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:35,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35 WrapperNode [2019-11-27 09:36:35,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:35,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:35,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:35,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:35,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:36,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:36,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:36,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,396 INFO L168 Benchmark]: Toolchain (without parser) took 3643.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 863.3 MB in the end (delta: 98.3 MB). Peak memory consumption was 98.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,398 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. [2019-11-27 09:36:36,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3008.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 886.4 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 301.59 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 874.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,408 INFO L168 Benchmark]: Boogie Preprocessor took 325.92 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 863.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,419 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 3008.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 886.4 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 301.59 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 874.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 325.92 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 863.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...