./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label29.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/Problem17_label29.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 4038b34c050ebd9453954b8f6119eaceb7053775 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label29.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 4038b34c050ebd9453954b8f6119eaceb7053775 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:59:30,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:30,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:30,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:30,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:30,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:30,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:30,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:30,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:30,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:30,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:30,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:30,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:30,819 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:30,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:30,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:30,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:30,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:30,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:30,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:30,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:30,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:30,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:30,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:30,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:30,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:30,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:30,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:30,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:30,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:30,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:30,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:30,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:30,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:30,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:30,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:30,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:30,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:30,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:30,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:30,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:30,901 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:30,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:30,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:30,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:30,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:30,968 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:30,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:30,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:30,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:30,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:30,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:30,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:30,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:30,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:30,976 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:30,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:30,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:30,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:30,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:30,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:30,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:30,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:30,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:30,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:30,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:30,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:30,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:30,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:30,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:30,987 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 -> 4038b34c050ebd9453954b8f6119eaceb7053775 [2019-11-27 15:59:31,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:31,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:31,577 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:31,579 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:31,582 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:31,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label29.c [2019-11-27 15:59:31,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/523456933/7b1545ec72fd4ac69583954ba6a49096/FLAGf4925c1ab [2019-11-27 15:59:33,319 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:33,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label29.c [2019-11-27 15:59:33,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/523456933/7b1545ec72fd4ac69583954ba6a49096/FLAGf4925c1ab [2019-11-27 15:59:33,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/523456933/7b1545ec72fd4ac69583954ba6a49096 [2019-11-27 15:59:33,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:33,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:33,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:33,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:33,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:33,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:33" (1/1) ... [2019-11-27 15:59:33,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:33, skipping insertion in model container [2019-11-27 15:59:33,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:33" (1/1) ... [2019-11-27 15:59:33,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:33,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:35,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:35,996 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:36,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:37,003 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:37,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37 WrapperNode [2019-11-27 15:59:37,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:37,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:37,011 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:37,011 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:37,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:37,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:37,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:37,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:37,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:38,560 INFO L168 Benchmark]: Toolchain (without parser) took 5127.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.2 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,561 INFO L168 Benchmark]: CDTParser took 2.42 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 15:59:38,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3573.13 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,566 INFO L168 Benchmark]: Boogie Procedure Inliner took 802.13 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 816.6 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,573 INFO L168 Benchmark]: Boogie Preprocessor took 738.48 ms. Allocated memory is still 1.0 GB. Free memory was 816.6 MB in the beginning and 782.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 3573.13 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 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 802.13 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 816.6 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 738.48 ms. Allocated memory is still 1.0 GB. Free memory was 816.6 MB in the beginning and 782.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 15:59:42,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:42,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:42,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:42,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:42,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:42,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:42,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:42,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:42,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:42,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:42,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:42,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:42,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:42,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:42,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:42,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:42,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:42,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:42,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:42,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:42,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:42,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:42,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:42,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:42,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:42,599 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:42,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:42,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:42,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:42,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:42,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:42,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:42,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:42,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:42,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:42,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:42,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:42,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:42,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:42,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:42,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:42,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:42,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:42,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:42,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:42,678 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:42,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:42,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:42,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:42,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:42,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:42,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:42,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:42,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:42,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:42,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:42,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:42,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:42,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:42,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:42,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:42,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:42,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:42,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:42,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:42,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:42,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:42,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:42,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:42,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:42,695 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:42,697 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 -> 4038b34c050ebd9453954b8f6119eaceb7053775 [2019-11-27 15:59:43,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:43,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:43,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:43,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:43,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:43,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label29.c [2019-11-27 15:59:43,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bcef7bb/c3f32d6e382f4c1fa475d1079551a806/FLAGee2c1e4f6 [2019-11-27 15:59:45,122 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:45,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label29.c [2019-11-27 15:59:45,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bcef7bb/c3f32d6e382f4c1fa475d1079551a806/FLAGee2c1e4f6 [2019-11-27 15:59:45,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73bcef7bb/c3f32d6e382f4c1fa475d1079551a806 [2019-11-27 15:59:45,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:45,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:45,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:45,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:45,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:45,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b4d34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:45, skipping insertion in model container [2019-11-27 15:59:45,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:45" (1/1) ... [2019-11-27 15:59:45,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:45,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:48,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:48,035 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:49,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:49,269 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:49,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49 WrapperNode [2019-11-27 15:59:49,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:49,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:49,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,404 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:49,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:49,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:49,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,154 INFO L168 Benchmark]: Toolchain (without parser) took 4900.67 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 787.9 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,156 INFO L168 Benchmark]: CDTParser took 2.53 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 15:59:50,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4024.36 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 828.1 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 434.37 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,167 INFO L168 Benchmark]: Boogie Preprocessor took 434.37 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:50,177 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 4024.36 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 828.1 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 434.37 ms. Allocated memory is still 1.0 GB. Free memory was 828.1 MB in the beginning and 805.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 434.37 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 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...