./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem04_label42.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 99f0eef7a11663bfe3fcc200d0e13d28801983b4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label42.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 99f0eef7a11663bfe3fcc200d0e13d28801983b4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:37,674 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:37,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:37,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:37,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:37,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:37,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:37,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:37,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:37,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:37,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:37,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:37,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:37,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:37,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:37,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:37,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:37,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:37,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:37,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:37,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:37,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:37,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:37,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:37,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:37,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:37,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:37,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:37,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:37,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:37,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:37,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:37,833 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:37,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:37,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:37,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:37,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:37,843 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:37,846 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:37,847 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:37,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:37,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:37,905 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:37,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:37,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:37,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:37,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:37,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:37,918 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:37,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:37,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:37,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:37,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:37,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:37,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:37,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:37,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:37,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:37,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:37,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:37,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:37,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:37,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:37,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:37,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:37,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:37,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:37,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:37,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:37,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:37,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:37,938 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 -> 99f0eef7a11663bfe3fcc200d0e13d28801983b4 [2019-11-24 20:41:38,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:38,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:38,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:38,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:38,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:38,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-24 20:41:38,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a16662058/fb2e19c3807042589cbc7a0d5099c488/FLAGeef9e0621 [2019-11-24 20:41:40,566 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:40,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-24 20:41:40,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a16662058/fb2e19c3807042589cbc7a0d5099c488/FLAGeef9e0621 [2019-11-24 20:41:40,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a16662058/fb2e19c3807042589cbc7a0d5099c488 [2019-11-24 20:41:40,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:40,708 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:40,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:40,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:40,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:40,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,733 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 24.11 08:41:40, skipping insertion in model container [2019-11-24 20:41:40,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:40" (1/1) ... [2019-11-24 20:41:40,753 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:41,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:44,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:44,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:45,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:45,930 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:45,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45 WrapperNode [2019-11-24 20:41:45,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:45,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:45,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:45,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:45,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:46,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:46,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:46,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:46,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:46,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:47,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:45" (1/1) ... [2019-11-24 20:41:47,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:47,175 INFO L168 Benchmark]: Toolchain (without parser) took 6460.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 750.0 MB in the end (delta: 194.5 MB). Peak memory consumption was 194.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:47,176 INFO L168 Benchmark]: CDTParser took 1.25 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. [2019-11-24 20:41:47,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5222.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.4 MB in the end (delta: 130.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:47,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 593.76 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 780.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:47,186 INFO L168 Benchmark]: Boogie Preprocessor took 637.40 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 750.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:47,197 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 5222.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.4 MB in the end (delta: 130.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 593.76 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 780.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 637.40 ms. Allocated memory is still 1.0 GB. Free memory was 780.1 MB in the beginning and 750.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 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 0.1.24-32f2683 [2019-11-24 20:41:51,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:51,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:51,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:51,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:51,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:51,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:51,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:51,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:51,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:51,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:51,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:51,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:51,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:51,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:51,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:51,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:51,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:51,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:51,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:51,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:51,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:51,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:51,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:51,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:51,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:51,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:51,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:51,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:51,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:51,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:51,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:51,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:51,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:51,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:51,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:51,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:51,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:51,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:51,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:51,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:51,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:51,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:51,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:51,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:51,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:51,509 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:51,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:51,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:51,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:51,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:51,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:51,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:51,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:51,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:51,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:51,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:51,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:51,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:51,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:51,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:51,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:51,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:51,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:51,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:51,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:51,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:51,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:51,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:51,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:51,527 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:51,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:51,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:51,529 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 -> 99f0eef7a11663bfe3fcc200d0e13d28801983b4 [2019-11-24 20:41:52,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:52,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:52,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:52,249 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:52,253 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:52,254 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-24 20:41:52,416 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a921724ad/73fa393d72cc4341b0e1864df76db001/FLAG0087147ad [2019-11-24 20:41:54,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:54,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label42.c [2019-11-24 20:41:54,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a921724ad/73fa393d72cc4341b0e1864df76db001/FLAG0087147ad [2019-11-24 20:41:54,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a921724ad/73fa393d72cc4341b0e1864df76db001 [2019-11-24 20:41:54,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:54,187 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:54,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:54,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:54,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:54,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:54" (1/1) ... [2019-11-24 20:41:54,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:54, skipping insertion in model container [2019-11-24 20:41:54,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:54" (1/1) ... [2019-11-24 20:41:54,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:54,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:58,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:58,047 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:59,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:59,713 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:59,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59 WrapperNode [2019-11-24 20:41:59,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:59,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:59,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:59,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:59,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:41:59,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:00,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:00,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:00,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:00,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:59" (1/1) ... [2019-11-24 20:42:00,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:00,714 INFO L168 Benchmark]: Toolchain (without parser) took 6522.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.0 MB in the end (delta: 211.5 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,717 INFO L168 Benchmark]: CDTParser took 0.93 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. [2019-11-24 20:42:00,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5526.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 532.18 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,728 INFO L168 Benchmark]: Boogie Preprocessor took 454.68 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:00,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 5526.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.2 MB in the end (delta: 141.3 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 532.18 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 454.68 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...