./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label13.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 1eb8930415f564517a7ce986b8dd457a616de827 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label13.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 1eb8930415f564517a7ce986b8dd457a616de827 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:13,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:13,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:13,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:13,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:13,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:13,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:13,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:13,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:13,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:13,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:13,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:13,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:13,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:13,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:13,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:13,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:13,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:13,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:13,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:13,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:13,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:14,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:14,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:14,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:14,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:14,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:14,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:14,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:14,022 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:14,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:14,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:14,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:14,030 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:14,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:14,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:14,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:14,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:14,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:14,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:14,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:14,046 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:14,084 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:14,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:14,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:14,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:14,092 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:14,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:14,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:14,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:14,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:14,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:14,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:14,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:14,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:14,099 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:14,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:14,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:14,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:14,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:14,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:14,102 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:14,102 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:14,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:14,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:14,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:14,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:14,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:14,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:14,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:14,108 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 -> 1eb8930415f564517a7ce986b8dd457a616de827 [2019-11-26 16:50:14,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:14,685 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:14,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:14,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:14,702 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:14,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label13.c [2019-11-26 16:50:14,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1d67b64/50ed5325ebdf43deb235644b1d1b9c43/FLAG464db1898 [2019-11-26 16:50:16,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:16,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label13.c [2019-11-26 16:50:16,487 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1d67b64/50ed5325ebdf43deb235644b1d1b9c43/FLAG464db1898 [2019-11-26 16:50:16,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f1d67b64/50ed5325ebdf43deb235644b1d1b9c43 [2019-11-26 16:50:16,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:16,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:16,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:16,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:16,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:16,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:16, skipping insertion in model container [2019-11-26 16:50:16,563 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:16" (1/1) ... [2019-11-26 16:50:16,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:16,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:18,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:18,993 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:19,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:20,039 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:20,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20 WrapperNode [2019-11-26 16:50:20,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:20,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:20,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:20,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:20,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:20,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:20,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:20,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:20,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:20,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:21,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:21,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:21,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:20" (1/1) ... [2019-11-26 16:50:21,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:21,547 INFO L168 Benchmark]: Toolchain (without parser) took 5006.23 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 775.3 MB in the end (delta: 180.6 MB). Peak memory consumption was 180.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:21,550 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 16:50:21,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3504.18 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 873.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:21,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 669.78 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:21,561 INFO L168 Benchmark]: Boogie Preprocessor took 824.29 ms. Allocated memory is still 1.0 GB. Free memory was 810.2 MB in the beginning and 775.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:21,574 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3504.18 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 873.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 669.78 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 824.29 ms. Allocated memory is still 1.0 GB. Free memory was 810.2 MB in the beginning and 775.3 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 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 0.1.24-025d5a2 [2019-11-26 16:50:25,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:25,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:25,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:25,596 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:25,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:25,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:25,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:25,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:25,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:25,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:25,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:25,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:25,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:25,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:25,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:25,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:25,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:25,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:25,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:25,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:25,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:25,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:25,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:25,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:25,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:25,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:25,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:25,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:25,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:25,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:25,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:25,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:25,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:25,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:25,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:25,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:25,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:25,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:25,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:25,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:25,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:25,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:25,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:25,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:25,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:25,783 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:25,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:25,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:25,784 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:25,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:25,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:25,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:25,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:25,786 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:25,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:25,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:25,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:25,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:25,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:25,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:25,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:25,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:25,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:25,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:25,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:25,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:25,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:25,796 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:25,796 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:25,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:25,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:25,802 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 -> 1eb8930415f564517a7ce986b8dd457a616de827 [2019-11-26 16:50:26,354 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:26,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:26,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:26,411 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:26,415 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:26,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label13.c [2019-11-26 16:50:26,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f1f3d9e/1e21e4be3ed44a39b78da561bc1ce830/FLAGff806fa07 [2019-11-26 16:50:28,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:28,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label13.c [2019-11-26 16:50:28,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f1f3d9e/1e21e4be3ed44a39b78da561bc1ce830/FLAGff806fa07 [2019-11-26 16:50:28,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f1f3d9e/1e21e4be3ed44a39b78da561bc1ce830 [2019-11-26 16:50:28,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:28,301 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:28,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:28,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:28,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:28,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:28,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:28, skipping insertion in model container [2019-11-26 16:50:28,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:28" (1/1) ... [2019-11-26 16:50:28,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:28,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:31,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:31,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:32,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:32,326 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:32,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32 WrapperNode [2019-11-26 16:50:32,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:32,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:32,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:32,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:32,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:32,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:32,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:32,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:32,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:32,951 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:33,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:33,065 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:32" (1/1) ... [2019-11-26 16:50:33,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:33,139 INFO L168 Benchmark]: Toolchain (without parser) took 4834.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 782.1 MB in the end (delta: 173.9 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:33,140 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 16:50:33,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4024.49 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 822.2 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:33,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 390.78 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:33,149 INFO L168 Benchmark]: Boogie Preprocessor took 406.71 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:33,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 4024.49 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 822.2 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 390.78 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 406.71 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...