./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem01_label42.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 1ced3eb982b16bda97708eba7d7a33ef6d709871 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label42.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 1ced3eb982b16bda97708eba7d7a33ef6d709871 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:51,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:51,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:51,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:51,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:51,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:51,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:51,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:51,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:51,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:51,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:51,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:51,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:51,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:51,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:51,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:51,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:51,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:51,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:51,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:51,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:51,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:51,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:51,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:51,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:51,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:51,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:51,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:51,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:51,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:52,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:52,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:52,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:52,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:52,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:52,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:52,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:52,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:52,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:52,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:52,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:52,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:52,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:52,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:52,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:52,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:52,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:52,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:52,061 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:52,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:52,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:52,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:52,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:52,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:52,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:52,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:52,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:52,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:52,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:52,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:52,068 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:52,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:52,069 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:52,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:52,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:52,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:52,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:52,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:52,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:52,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:52,073 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 -> 1ced3eb982b16bda97708eba7d7a33ef6d709871 [2019-11-27 09:20:52,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:52,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:52,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:52,566 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:52,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:52,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label42.c [2019-11-27 09:20:52,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/347fa6659/484a574498df47cda52c4fb85b6da72a/FLAG4a79d85ab [2019-11-27 09:20:53,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:53,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label42.c [2019-11-27 09:20:53,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/347fa6659/484a574498df47cda52c4fb85b6da72a/FLAG4a79d85ab [2019-11-27 09:20:53,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/347fa6659/484a574498df47cda52c4fb85b6da72a [2019-11-27 09:20:53,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:53,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:53,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:53,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:53,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:53,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:53, skipping insertion in model container [2019-11-27 09:20:53,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:53" (1/1) ... [2019-11-27 09:20:53,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:53,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:54,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:54,554 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:54,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:54,754 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:54,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54 WrapperNode [2019-11-27 09:20:54,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:54,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:54,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:54,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:54,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:54,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:54,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:54,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:54,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:55,009 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:55,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:55,044 INFO L168 Benchmark]: Toolchain (without parser) took 1322.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:55,045 INFO L168 Benchmark]: CDTParser took 0.21 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 09:20:55,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1041.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -513.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:55,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:55,052 INFO L168 Benchmark]: Boogie Preprocessor took 133.17 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:55,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1041.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.9 MB in the end (delta: -513.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.36 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.17 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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-da95e15 [2019-11-27 09:20:57,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:57,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:57,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:57,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:57,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:57,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:57,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:57,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:57,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:57,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:57,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:57,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:57,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:57,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:57,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:57,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:57,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:57,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:57,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:57,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:57,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:57,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:57,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:57,913 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:57,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:57,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:57,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:57,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:57,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:57,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:57,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:57,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:57,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:57,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:57,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:57,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:57,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:57,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:57,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:57,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:57,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:57,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:57,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:57,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:57,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:57,976 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:57,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:57,976 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:57,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:57,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:57,979 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:57,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:57,980 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:57,981 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:57,981 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:57,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:57,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:57,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:57,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:57,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:57,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:57,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:57,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:57,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:57,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:57,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:57,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:57,987 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:57,987 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:57,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:57,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:57,988 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 -> 1ced3eb982b16bda97708eba7d7a33ef6d709871 [2019-11-27 09:20:58,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:58,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:58,441 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:58,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:58,447 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:58,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label42.c [2019-11-27 09:20:58,552 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f28114e8/17e63c4454154ce382bda842d332d140/FLAGb111c5a2b [2019-11-27 09:20:59,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:59,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label42.c [2019-11-27 09:20:59,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f28114e8/17e63c4454154ce382bda842d332d140/FLAGb111c5a2b [2019-11-27 09:20:59,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f28114e8/17e63c4454154ce382bda842d332d140 [2019-11-27 09:20:59,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:59,589 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:59,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:59,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:59,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:59,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1ddc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:59, skipping insertion in model container [2019-11-27 09:20:59,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:59" (1/1) ... [2019-11-27 09:20:59,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:59,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:00,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:00,464 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:00,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:00,677 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:00,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00 WrapperNode [2019-11-27 09:21:00,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:00,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:00,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:00,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:00,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:00,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:00,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:00,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:00,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:00" (1/1) ... [2019-11-27 09:21:00,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:00,968 INFO L168 Benchmark]: Toolchain (without parser) took 1377.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.2 MB in the end (delta: -1.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:00,969 INFO L168 Benchmark]: CDTParser took 0.22 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 09:21:00,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1088.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,973 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.38 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,975 INFO L168 Benchmark]: Boogie Preprocessor took 109.06 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:00,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1088.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 973.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.38 ms. Allocated memory is still 1.0 GB. Free memory was 973.6 MB in the beginning and 967.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.06 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...