./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem18_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:56,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:56,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:56,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:56,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:56,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:56,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:56,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:56,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:56,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:56,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:56,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:56,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:56,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:56,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:56,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:56,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:56,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:56,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:56,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:56,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:56,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:56,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:56,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:56,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:56,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:56,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:56,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:56,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:56,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:56,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:56,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:56,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:56,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:56,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:56,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:56,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:56,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:56,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:56,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:56,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:56,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:56,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:56,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:57,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:57,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:57,006 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:57,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:57,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:57,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:57,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:57,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:57,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:57,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:57,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:57,010 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:57,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:57,013 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:57,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:57,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:57,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:57,014 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:57,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:57,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:57,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:57,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:57,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:57,019 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:57,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:57,019 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:57,020 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-27 15:59:57,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:57,682 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:57,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:57,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:57,695 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:57,696 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-27 15:59:57,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e92bd5a6a/e36e5cc14ba54c3589571bb26946691e/FLAG7e89538ed [2019-11-27 15:59:59,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:59,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-27 15:59:59,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e92bd5a6a/e36e5cc14ba54c3589571bb26946691e/FLAG7e89538ed [2019-11-27 15:59:59,604 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e92bd5a6a/e36e5cc14ba54c3589571bb26946691e [2019-11-27 15:59:59,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:59,616 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:59,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:59,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:59,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:59,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:59" (1/1) ... [2019-11-27 15:59:59,640 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 03:59:59, skipping insertion in model container [2019-11-27 15:59:59,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:59" (1/1) ... [2019-11-27 15:59:59,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:59,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:03,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:03,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:04,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:04,471 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:04,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04 WrapperNode [2019-11-27 16:00:04,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:04,477 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:04,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:04,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:04,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:04,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:04,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:04,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:05,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,534 INFO L168 Benchmark]: Toolchain (without parser) took 5909.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.0 MB in the end (delta: 152.2 MB). Peak memory consumption was 152.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,535 INFO L168 Benchmark]: CDTParser took 0.32 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 16:00:05,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4853.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 501.74 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.3 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,543 INFO L168 Benchmark]: Boogie Preprocessor took 543.92 ms. Allocated memory is still 1.0 GB. Free memory was 827.3 MB in the beginning and 798.0 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:05,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 4853.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.9 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 501.74 ms. Allocated memory is still 1.0 GB. Free memory was 867.9 MB in the beginning and 827.3 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 543.92 ms. Allocated memory is still 1.0 GB. Free memory was 827.3 MB in the beginning and 798.0 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 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 0.1.24-509859d [2019-11-27 16:00:09,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:09,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:09,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:09,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:09,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:09,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:09,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:09,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:09,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:09,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:09,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:09,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:09,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:09,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:09,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:09,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:09,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:09,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:09,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:09,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:09,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:09,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:09,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:09,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:09,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:09,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:09,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:09,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:09,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:09,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:09,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:09,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:09,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:09,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:09,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:09,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:09,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:09,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:09,686 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:09,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:09,691 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:09,735 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:09,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:09,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:09,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:09,743 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:09,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:09,744 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:09,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:09,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:09,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:09,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:09,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:09,747 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:09,749 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:09,749 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:09,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:09,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:09,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:09,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:09,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:09,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:09,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:09,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:09,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:09,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:09,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:09,757 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:09,757 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:09,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:09,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:09,761 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-27 16:00:10,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:10,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:10,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:10,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:10,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:10,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-27 16:00:10,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5071bfac/95e3cb5f9a19400e949c9a08601a076a/FLAG8ce6ffcc0 [2019-11-27 16:00:12,270 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:12,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-27 16:00:12,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5071bfac/95e3cb5f9a19400e949c9a08601a076a/FLAG8ce6ffcc0 [2019-11-27 16:00:12,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5071bfac/95e3cb5f9a19400e949c9a08601a076a [2019-11-27 16:00:12,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:12,396 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:12,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:12,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:12,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:12,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,419 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 04:00:12, skipping insertion in model container [2019-11-27 16:00:12,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:12,658 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:15,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:16,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:16,545 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:16,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16 WrapperNode [2019-11-27 16:00:16,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:16,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:16,552 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:16,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:16,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:16,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:16,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:16,937 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:16,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:17,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,380 INFO L168 Benchmark]: Toolchain (without parser) took 4981.07 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,383 INFO L168 Benchmark]: CDTParser took 0.60 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 16:00:17,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4150.12 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 384.70 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,392 INFO L168 Benchmark]: Boogie Preprocessor took 435.73 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:17,403 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 4150.12 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 384.70 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 435.73 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.3 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...