./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label25.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/Problem11_label25.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 8e38915d932a96becb6a1676bfe546585762d14a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label25.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 8e38915d932a96becb6a1676bfe546585762d14a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:49,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:49,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:49,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:49,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:49,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:49,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:49,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:49,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:49,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:49,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:49,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:49,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:49,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:49,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:49,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:49,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:49,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:49,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:49,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:49,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:49,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:49,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:49,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:50,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:50,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:50,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:50,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:50,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:50,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:50,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:50,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:50,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:50,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:50,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:50,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:50,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:50,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:50,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:50,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:50,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:50,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:50,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:50,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:50,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:50,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:50,088 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:50,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:50,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:50,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:50,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:50,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:50,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:50,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:50,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:50,096 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:50,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:50,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:50,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:50,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:50,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:50,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:50,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:50,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:50,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:50,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:50,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:50,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:50,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:50,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:50,106 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 -> 8e38915d932a96becb6a1676bfe546585762d14a [2019-11-26 16:45:50,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:50,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:50,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:50,728 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:50,730 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:50,731 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-26 16:45:50,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e9eceb8f/3ec28e86c7ed41ef949441cdb6177365/FLAG639a6f7cc [2019-11-26 16:45:52,080 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:52,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-26 16:45:52,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e9eceb8f/3ec28e86c7ed41ef949441cdb6177365/FLAG639a6f7cc [2019-11-26 16:45:52,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e9eceb8f/3ec28e86c7ed41ef949441cdb6177365 [2019-11-26 16:45:52,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:52,496 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:52,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:52,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:52,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:52,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:52,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:52, skipping insertion in model container [2019-11-26 16:45:52,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:52" (1/1) ... [2019-11-26 16:45:52,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:52,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:54,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:54,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:54,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:54,499 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:54,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54 WrapperNode [2019-11-26 16:45:54,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:54,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:54,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:54,506 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:54,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:54,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:54,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:54,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:54,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:54,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:54" (1/1) ... [2019-11-26 16:45:55,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:55,072 INFO L168 Benchmark]: Toolchain (without parser) took 2570.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 941.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,075 INFO L168 Benchmark]: CDTParser took 4.53 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 16:45:55,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2006.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 970.3 MB in the end (delta: -15.8 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.30 ms. Allocated memory is still 1.0 GB. Free memory was 970.3 MB in the beginning and 953.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,085 INFO L168 Benchmark]: Boogie Preprocessor took 276.30 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 941.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:55,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.53 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 2006.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 970.3 MB in the end (delta: -15.8 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.30 ms. Allocated memory is still 1.0 GB. Free memory was 970.3 MB in the beginning and 953.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 276.30 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 941.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:45:59,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:59,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:59,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:59,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:59,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:59,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:59,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:59,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:59,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:59,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:59,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:59,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:59,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:59,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:59,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:59,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:59,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:59,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:59,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:59,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:59,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:59,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:59,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:59,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:59,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:59,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:59,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:59,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:59,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:59,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:59,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:59,225 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:59,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:59,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:59,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:59,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:59,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:59,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:59,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:59,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:59,245 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:59,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:59,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:59,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:59,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:59,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:59,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:59,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:59,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:59,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:59,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:59,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:59,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:59,299 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:59,300 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:59,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:59,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:59,302 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:59,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:59,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:59,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:59,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:59,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:59,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:59,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:59,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:59,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:59,311 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:59,311 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:59,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:59,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:59,313 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 -> 8e38915d932a96becb6a1676bfe546585762d14a [2019-11-26 16:45:59,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:59,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:59,999 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:00,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:00,005 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:00,007 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-26 16:46:00,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfe90319d/6f3db90126f9450baac75a42982ed704/FLAG3f62b3b26 [2019-11-26 16:46:01,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:01,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label25.c [2019-11-26 16:46:01,378 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfe90319d/6f3db90126f9450baac75a42982ed704/FLAG3f62b3b26 [2019-11-26 16:46:01,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfe90319d/6f3db90126f9450baac75a42982ed704 [2019-11-26 16:46:01,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:01,877 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:01,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:01,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:01,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:01,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01, skipping insertion in model container [2019-11-26 16:46:01,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:02,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:03,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:03,563 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:03,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:04,016 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:04,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04 WrapperNode [2019-11-26 16:46:04,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:04,022 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:04,022 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:04,023 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:04,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:04,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:04,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:04,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:04,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:04" (1/1) ... [2019-11-26 16:46:04,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:04,490 INFO L168 Benchmark]: Toolchain (without parser) took 2608.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 927.0 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,491 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:46:04,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2139.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.48 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,501 INFO L168 Benchmark]: Boogie Preprocessor took 210.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 927.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:04,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2139.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 248.48 ms. Allocated memory is still 1.0 GB. Free memory was 944.2 MB in the beginning and 932.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 927.0 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...