./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label03.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_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:56:03,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:03,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:03,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:03,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:03,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:03,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:03,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:03,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:03,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:03,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:03,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:03,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:03,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:03,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:03,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:03,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:03,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:03,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:03,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:03,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:03,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:03,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:03,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:03,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:03,851 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:03,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:03,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:03,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:03,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:03,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:03,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:03,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:03,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:03,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:03,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:03,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:03,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:03,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:03,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:03,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:03,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:03,940 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:03,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:03,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:03,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:03,952 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:03,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:03,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:03,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:03,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:03,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:03,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:03,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:03,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:03,961 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:03,962 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:03,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:03,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:03,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:03,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:03,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:03,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:03,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:03,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:03,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:03,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:03,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:03,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:03,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:03,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:03,971 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-24 20:56:04,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:04,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:04,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:04,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:04,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:04,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-24 20:56:04,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd548675/0c2c5a353b6f452789542f6f85fcd20f/FLAG3feb663b2 [2019-11-24 20:56:06,193 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:06,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-24 20:56:06,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd548675/0c2c5a353b6f452789542f6f85fcd20f/FLAG3feb663b2 [2019-11-24 20:56:06,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dd548675/0c2c5a353b6f452789542f6f85fcd20f [2019-11-24 20:56:06,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:06,537 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:06,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:06,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:06,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:06,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:06, skipping insertion in model container [2019-11-24 20:56:06,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:06" (1/1) ... [2019-11-24 20:56:06,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:06,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:08,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:08,981 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:09,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:09,927 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:09,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09 WrapperNode [2019-11-24 20:56:09,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:09,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:09,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:09,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:09,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:10,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:10,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:10,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:10,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:10,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:11,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:11,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:11,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:09" (1/1) ... [2019-11-24 20:56:11,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:11,430 INFO L168 Benchmark]: Toolchain (without parser) took 4890.65 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 776.1 MB in the end (delta: 179.9 MB). Peak memory consumption was 180.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,433 INFO L168 Benchmark]: CDTParser took 0.84 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 20:56:11,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3389.99 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 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 731.14 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,445 INFO L168 Benchmark]: Boogie Preprocessor took 758.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.1 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:11,455 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 3389.99 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 873.7 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 731.14 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 810.7 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 758.90 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.1 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 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 20:56:15,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:15,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:15,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:15,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:15,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:15,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:15,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:15,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:15,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:15,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:15,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:15,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:15,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:15,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:15,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:15,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:15,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:15,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:15,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:15,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:15,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:15,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:15,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:15,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:15,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:15,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:15,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:15,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:15,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:15,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:15,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:15,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:15,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:15,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:15,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:15,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:15,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:15,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:15,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:15,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:15,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:15,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:15,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:15,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:15,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:15,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:15,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:15,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:15,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:15,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:15,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:15,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:15,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:15,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:15,730 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:15,731 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:15,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:15,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:15,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:15,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:15,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:15,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:15,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:15,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:15,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:15,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:15,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:15,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:15,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:15,737 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:15,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:15,740 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:15,740 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-24 20:56:16,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:16,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:16,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:16,358 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:16,359 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:16,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-24 20:56:16,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195820513/32152431801b4c20bc4ee8f2c6c6e111/FLAG6efdfb99c [2019-11-24 20:56:18,170 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:18,172 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-24 20:56:18,231 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195820513/32152431801b4c20bc4ee8f2c6c6e111/FLAG6efdfb99c [2019-11-24 20:56:18,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/195820513/32152431801b4c20bc4ee8f2c6c6e111 [2019-11-24 20:56:18,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:18,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:18,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:18,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:18,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:18,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:18,305 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 08:56:18, skipping insertion in model container [2019-11-24 20:56:18,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:18" (1/1) ... [2019-11-24 20:56:18,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:18,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:20,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:20,913 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:21,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:21,972 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:21,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21 WrapperNode [2019-11-24 20:56:21,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:21,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:21,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:21,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:21,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:22,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:22,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:22,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:22,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:21" (1/1) ... [2019-11-24 20:56:22,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:22,821 INFO L168 Benchmark]: Toolchain (without parser) took 4532.02 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,823 INFO L168 Benchmark]: CDTParser took 0.33 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 20:56:22,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3688.69 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 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 425.20 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,831 INFO L168 Benchmark]: Boogie Preprocessor took 412.33 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:22,844 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3688.69 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 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 425.20 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 412.33 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 782.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...