./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label41.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/Problem17_label41.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 629a9f5a301d91765ef653fcbff1dcb4386e9722 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label41.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 629a9f5a301d91765ef653fcbff1dcb4386e9722 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:56:34,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:34,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:34,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:34,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:34,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:34,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:34,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:34,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:34,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:34,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:34,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:34,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:34,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:34,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:34,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:34,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:34,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:34,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:34,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:34,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:34,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:34,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:34,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:34,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:34,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:34,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:34,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:34,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:34,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:34,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:34,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:34,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:34,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:34,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:34,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:34,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:34,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:34,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:34,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:34,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:34,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:34,871 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:34,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:34,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:34,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:34,881 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:34,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:34,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:34,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:34,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:34,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:34,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:34,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:34,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:34,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:34,889 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:34,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:34,889 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:34,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:34,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:34,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:34,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:34,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:34,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:34,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:34,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:34,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:34,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:34,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:34,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:34,896 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 -> 629a9f5a301d91765ef653fcbff1dcb4386e9722 [2019-11-24 20:56:35,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:35,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:35,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:35,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:35,561 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:35,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-24 20:56:35,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7eb692ef0/c0efc4db1a1149a5a63fba3678253fff/FLAGbff76f02a [2019-11-24 20:56:37,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:37,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-24 20:56:37,321 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7eb692ef0/c0efc4db1a1149a5a63fba3678253fff/FLAGbff76f02a [2019-11-24 20:56:37,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7eb692ef0/c0efc4db1a1149a5a63fba3678253fff [2019-11-24 20:56:37,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:37,376 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:37,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:37,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:37,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:37,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:37,403 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 24.11 08:56:37, skipping insertion in model container [2019-11-24 20:56:37,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:37" (1/1) ... [2019-11-24 20:56:37,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:37,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:39,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:39,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:40,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:41,000 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:41,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41 WrapperNode [2019-11-24 20:56:41,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:41,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:41,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:41,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:41,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:41,709 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:41,709 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:41,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:41,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:41,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:42,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:42,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:42,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:41" (1/1) ... [2019-11-24 20:56:42,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:42,446 INFO L168 Benchmark]: Toolchain (without parser) took 5062.46 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 781.7 MB in the end (delta: 180.0 MB). Peak memory consumption was 180.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:42,447 INFO L168 Benchmark]: CDTParser took 4.16 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. [2019-11-24 20:56:42,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3623.46 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 873.9 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:42,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 702.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:42,458 INFO L168 Benchmark]: Boogie Preprocessor took 727.01 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:42,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.16 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 3623.46 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 873.9 MB in the end (delta: 87.8 MB). Peak memory consumption was 87.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 702.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 727.01 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-32f2683 [2019-11-24 20:56:46,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:46,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:46,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:46,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:46,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:46,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:46,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:46,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:46,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:46,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:46,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:46,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:46,498 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:46,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:46,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:46,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:46,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:46,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:46,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:46,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:46,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:46,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:46,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:46,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:46,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:46,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:46,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:46,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:46,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:46,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:46,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:46,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:46,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:46,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:46,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:46,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:46,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:46,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:46,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:46,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:46,579 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:46,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:46,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:46,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:46,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:46,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:46,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:46,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:46,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:46,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:46,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:46,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:46,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:46,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:46,653 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:46,653 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:46,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:46,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:46,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:46,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:46,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:46,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:46,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:46,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:46,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:46,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:46,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:46,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:46,662 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:46,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:46,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:46,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:46,664 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 -> 629a9f5a301d91765ef653fcbff1dcb4386e9722 [2019-11-24 20:56:47,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:47,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:47,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:47,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:47,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:47,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-24 20:56:47,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d64999fa/493065c20af24a719032d7f3e4c8ef99/FLAGfff53ef78 [2019-11-24 20:56:49,025 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:49,028 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label41.c [2019-11-24 20:56:49,084 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d64999fa/493065c20af24a719032d7f3e4c8ef99/FLAGfff53ef78 [2019-11-24 20:56:49,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d64999fa/493065c20af24a719032d7f3e4c8ef99 [2019-11-24 20:56:49,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:49,135 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:49,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:49,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:49,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:49,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:49,160 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 24.11 08:56:49, skipping insertion in model container [2019-11-24 20:56:49,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:49" (1/1) ... [2019-11-24 20:56:49,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:49,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:52,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:52,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:53,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:53,277 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:53,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53 WrapperNode [2019-11-24 20:56:53,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:53,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:53,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:53,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:53,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:53,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:53,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:53,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:53,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:53,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:53" (1/1) ... [2019-11-24 20:56:54,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:54,125 INFO L168 Benchmark]: Toolchain (without parser) took 4987.01 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 782.1 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,128 INFO L168 Benchmark]: CDTParser took 1.17 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 20:56:54,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4146.59 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 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 381.51 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,136 INFO L168 Benchmark]: Boogie Preprocessor took 451.60 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:54,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17 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 4146.59 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 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 381.51 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 451.60 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 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...