./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/trex03-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops/trex03-1.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 6afe57eec1ae7b7a346bea173d21fd3ac6dfbe03 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/loops/trex03-1.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 6afe57eec1ae7b7a346bea173d21fd3ac6dfbe03 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:12:50,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:50,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:50,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:50,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:50,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:50,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:50,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:50,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:50,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:50,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:51,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:51,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:51,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:51,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:51,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:51,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:51,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:51,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:51,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:51,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:51,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:51,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:51,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:51,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:51,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:51,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:51,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:51,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:51,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:51,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:51,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:51,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:51,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:51,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:51,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:51,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:51,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:51,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:51,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:51,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:51,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:12:51,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:51,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:51,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:51,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:51,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:51,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:51,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:51,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:12:51,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:51,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:51,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:51,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:51,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:51,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:51,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:51,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:51,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:51,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:51,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:51,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:51,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:51,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:51,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:51,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:51,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:51,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:12:51,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:12:51,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:51,174 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 -> 6afe57eec1ae7b7a346bea173d21fd3ac6dfbe03 [2019-11-27 16:12:51,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:51,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:51,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:51,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:51,769 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:51,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex03-1.c [2019-11-27 16:12:51,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e4e0592d/c169562763de478b9e90698c2f45388e/FLAGfbd2561c2 [2019-11-27 16:12:52,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:52,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex03-1.c [2019-11-27 16:12:53,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e4e0592d/c169562763de478b9e90698c2f45388e/FLAGfbd2561c2 [2019-11-27 16:12:53,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e4e0592d/c169562763de478b9e90698c2f45388e [2019-11-27 16:12:53,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:53,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:53,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:53,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:53,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:53,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53, skipping insertion in model container [2019-11-27 16:12:53,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:53,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:53,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:53,640 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:53,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:53,726 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:53,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53 WrapperNode [2019-11-27 16:12:53,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:53,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:53,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:53,741 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:53,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:53,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:53,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:53,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:53,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,920 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:53" (1/1) ... [2019-11-27 16:12:53,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:53,956 INFO L168 Benchmark]: Toolchain (without parser) took 896.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:53,958 INFO L168 Benchmark]: CDTParser took 0.43 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 16:12:53,973 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.21 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:53,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:53,981 INFO L168 Benchmark]: Boogie Preprocessor took 49.44 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:53,993 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 672.21 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 159.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.8 MB in the end (delta: -46.5 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.44 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:12:57,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:57,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:57,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:57,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:58,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:58,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:58,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:58,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:58,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:58,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:58,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:58,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:58,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:58,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:58,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:58,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:58,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:58,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:58,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:58,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:58,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:58,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:58,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:58,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:58,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:58,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:58,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:58,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:58,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:58,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:58,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:58,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:58,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:58,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:58,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:58,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:58,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:58,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:58,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:58,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:58,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:12:58,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:58,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:58,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:58,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:58,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:58,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:58,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:58,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:58,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:58,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:58,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:58,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:58,206 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:12:58,207 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:12:58,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:58,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:58,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:58,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:58,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:58,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:58,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:58,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:58,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:58,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:58,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:58,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:58,215 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:12:58,215 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:12:58,215 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:58,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:12:58,217 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 -> 6afe57eec1ae7b7a346bea173d21fd3ac6dfbe03 [2019-11-27 16:12:58,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:58,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:58,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:58,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:58,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:58,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/trex03-1.c [2019-11-27 16:12:58,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cded438c2/8a86e7e32313472e8ab7258dbcb40dde/FLAGb2bb2734e [2019-11-27 16:12:59,897 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:59,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/trex03-1.c [2019-11-27 16:12:59,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cded438c2/8a86e7e32313472e8ab7258dbcb40dde/FLAGb2bb2734e [2019-11-27 16:13:00,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cded438c2/8a86e7e32313472e8ab7258dbcb40dde [2019-11-27 16:13:00,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:00,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:00,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:00,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:00,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:00,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00, skipping insertion in model container [2019-11-27 16:13:00,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:00,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:00,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:00,745 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:00,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:00,830 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:00,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00 WrapperNode [2019-11-27 16:13:00,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:00,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:00,837 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:00,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:00,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:00,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:01,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:01,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:01,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:01,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:00" (1/1) ... [2019-11-27 16:13:01,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:01,051 INFO L168 Benchmark]: Toolchain (without parser) took 877.37 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 991.3 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:01,053 INFO L168 Benchmark]: CDTParser took 3.29 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 16:13:01,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.09 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:01,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:01,057 INFO L168 Benchmark]: Boogie Preprocessor took 45.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:01,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.29 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 656.09 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 167.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...