./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label18.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/Problem05_label18.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 2073adf1426cadccee52d262f2ab04c403e4b68c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label18.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 2073adf1426cadccee52d262f2ab04c403e4b68c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:36:14,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:14,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:14,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:14,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:14,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:14,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:14,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:14,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:14,803 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:14,804 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:14,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:14,811 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:14,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:14,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:14,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:14,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:14,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:14,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:14,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:14,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:14,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:14,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:14,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:14,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:14,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:14,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:14,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:14,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:14,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:14,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:14,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:14,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:14,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:14,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:14,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:14,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:14,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:14,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:14,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:14,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:14,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:14,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:14,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:14,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:14,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:14,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:14,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:14,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:14,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:14,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:14,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:14,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:14,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:14,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:14,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:14,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:14,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:14,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:14,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:14,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:14,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:14,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:14,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:14,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:14,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:14,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:14,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:14,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:14,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:14,967 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 -> 2073adf1426cadccee52d262f2ab04c403e4b68c [2019-11-26 16:36:15,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:15,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:15,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:15,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:15,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:15,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label18.c [2019-11-26 16:36:15,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddf2762c4/7de00cee4cca4bc894975d3d27b6fb74/FLAG02c742b92 [2019-11-26 16:36:17,862 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:17,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label18.c [2019-11-26 16:36:17,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddf2762c4/7de00cee4cca4bc894975d3d27b6fb74/FLAG02c742b92 [2019-11-26 16:36:18,019 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddf2762c4/7de00cee4cca4bc894975d3d27b6fb74 [2019-11-26 16:36:18,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:18,029 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:18,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:18,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:18,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:18,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:18" (1/1) ... [2019-11-26 16:36:18,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:18, skipping insertion in model container [2019-11-26 16:36:18,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:18" (1/1) ... [2019-11-26 16:36:18,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:18,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:23,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:23,272 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:25,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:26,136 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:26,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26 WrapperNode [2019-11-26 16:36:26,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:26,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:26,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:26,143 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:26,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:26,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:26,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:26,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:26,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,648 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:27,800 INFO L168 Benchmark]: Toolchain (without parser) took 9765.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 744.1 MB in the end (delta: 188.8 MB). Peak memory consumption was 188.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,801 INFO L168 Benchmark]: CDTParser took 1.52 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 16:36:27,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8105.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.0 MB in the end (delta: 48.9 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 803.62 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 800.3 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,811 INFO L168 Benchmark]: Boogie Preprocessor took 845.37 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 744.1 MB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,823 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 8105.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.0 MB in the end (delta: 48.9 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 803.62 ms. Allocated memory is still 1.0 GB. Free memory was 884.0 MB in the beginning and 800.3 MB in the end (delta: 83.7 MB). Peak memory consumption was 83.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 845.37 ms. Allocated memory is still 1.0 GB. Free memory was 800.3 MB in the beginning and 744.1 MB in the end (delta: 56.2 MB). Peak memory consumption was 56.2 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 16:36:31,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:31,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:31,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:31,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:31,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:31,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:31,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:31,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:31,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:31,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:31,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:31,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:31,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:31,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:31,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:31,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:31,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:31,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:31,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:31,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:31,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:31,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:31,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:31,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:31,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:31,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:31,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:31,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:31,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:31,887 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:31,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:31,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:31,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:31,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:31,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:31,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:31,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:31,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:31,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:31,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:31,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:31,946 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:31,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:31,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:31,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:31,955 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:31,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:31,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:31,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:31,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:31,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:31,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:31,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:31,960 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:31,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:31,961 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:31,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:31,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:31,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:31,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:31,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:31,965 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:31,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:31,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:31,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:31,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:31,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:31,967 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:31,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:31,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:31,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:31,971 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 -> 2073adf1426cadccee52d262f2ab04c403e4b68c [2019-11-26 16:36:32,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:32,608 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:32,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:32,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:32,624 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:32,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label18.c [2019-11-26 16:36:32,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efe2c1755/c0a3a795e038465e824c60adb566e231/FLAG85bc813b8 [2019-11-26 16:36:34,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:34,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label18.c [2019-11-26 16:36:34,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efe2c1755/c0a3a795e038465e824c60adb566e231/FLAG85bc813b8 [2019-11-26 16:36:34,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/efe2c1755/c0a3a795e038465e824c60adb566e231 [2019-11-26 16:36:34,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:34,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:34,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:34,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:34,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:34,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:34" (1/1) ... [2019-11-26 16:36:34,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:34, skipping insertion in model container [2019-11-26 16:36:34,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:34" (1/1) ... [2019-11-26 16:36:35,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:35,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:40,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:40,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:43,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:43,634 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:43,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43 WrapperNode [2019-11-26 16:36:43,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:43,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:43,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:43,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:43,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:43,849 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:44,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:44,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:44,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:44,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:44,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:44,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:44,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:44,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:44,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:45,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:45,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:43" (1/1) ... [2019-11-26 16:36:45,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:45,369 INFO L168 Benchmark]: Toolchain (without parser) took 10396.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 743.6 MB in the end (delta: 190.9 MB). Peak memory consumption was 191.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:45,370 INFO L168 Benchmark]: CDTParser took 3.02 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 16:36:45,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8660.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 878.1 MB in the end (delta: 56.3 MB). Peak memory consumption was 275.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:45,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 912.88 ms. Allocated memory is still 1.0 GB. Free memory was 878.1 MB in the beginning and 801.2 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:45,381 INFO L168 Benchmark]: Boogie Preprocessor took 805.03 ms. Allocated memory is still 1.0 GB. Free memory was 801.2 MB in the beginning and 743.6 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:45,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.02 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 8660.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 878.1 MB in the end (delta: 56.3 MB). Peak memory consumption was 275.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 912.88 ms. Allocated memory is still 1.0 GB. Free memory was 878.1 MB in the beginning and 801.2 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.03 ms. Allocated memory is still 1.0 GB. Free memory was 801.2 MB in the beginning and 743.6 MB in the end (delta: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...