./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/mcmillan2006.i --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/loop-lit/mcmillan2006.i -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 025e0289c8e9b33528493c96bf0a22ba3200731b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-lit/mcmillan2006.i -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 025e0289c8e9b33528493c96bf0a22ba3200731b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:13:42,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:42,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:42,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:42,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:42,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:42,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:42,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:42,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:42,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:42,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:42,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:42,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:42,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:42,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:42,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:42,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:42,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:42,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:42,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:42,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:42,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:42,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:42,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:42,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:42,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:42,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:42,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:42,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:42,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:42,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:42,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:42,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:42,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:42,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:42,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:42,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:42,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:42,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:42,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:42,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:42,305 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:42,345 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:42,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:42,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:42,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:42,354 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:42,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:42,355 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:42,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:42,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:42,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:42,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:42,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:42,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:42,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:42,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:42,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:42,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:42,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:42,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:42,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:42,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:42,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:42,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:42,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:42,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:42,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:42,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:42,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:42,368 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-27 16:13:43,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:43,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:43,043 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:43,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:43,051 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:43,052 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 16:13:43,204 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d240f760d/eea6649b8e784c98888e5f1d69263048/FLAG529509fc8 [2019-11-27 16:13:44,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:44,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 16:13:44,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d240f760d/eea6649b8e784c98888e5f1d69263048/FLAG529509fc8 [2019-11-27 16:13:44,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d240f760d/eea6649b8e784c98888e5f1d69263048 [2019-11-27 16:13:44,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:44,324 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:44,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:44,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:44,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:44,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:44,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44, skipping insertion in model container [2019-11-27 16:13:44,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:44,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:44,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:44,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:44,882 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:44,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:44,963 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:44,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44 WrapperNode [2019-11-27 16:13:44,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:44,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:44,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:44,967 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:44,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:45,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:45,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:45,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:45,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:44" (1/1) ... [2019-11-27 16:13:45,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:45,213 INFO L168 Benchmark]: Toolchain (without parser) took 884.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:45,215 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:45,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 638.94 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:45,232 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:45,236 INFO L168 Benchmark]: Boogie Preprocessor took 75.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:45,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 638.94 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 162.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:13:49,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:49,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:49,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:49,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:49,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:49,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:49,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:49,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:49,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:49,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:49,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:49,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:49,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:49,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:49,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:49,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:49,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:49,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:49,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:49,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:49,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:49,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:49,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:49,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:49,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:49,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:49,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:49,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:49,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:49,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:49,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:49,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:49,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:49,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:49,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:49,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:49,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:49,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:49,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:49,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:49,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:49,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:49,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:49,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:49,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:49,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:49,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:49,249 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:49,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:49,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:49,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:49,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:49,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:49,255 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:49,256 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:49,256 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:49,256 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:49,257 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:49,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:49,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:49,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:49,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:49,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:49,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:49,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:49,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:49,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:49,263 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:49,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:49,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:49,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:49,265 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 -> 025e0289c8e9b33528493c96bf0a22ba3200731b [2019-11-27 16:13:49,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:49,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:49,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:49,929 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:49,933 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:49,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 16:13:50,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d360fda9c/5f63c9f3ab914ba788e2ddd0e27b60db/FLAGbac72ed74 [2019-11-27 16:13:51,114 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:51,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/mcmillan2006.i [2019-11-27 16:13:51,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d360fda9c/5f63c9f3ab914ba788e2ddd0e27b60db/FLAGbac72ed74 [2019-11-27 16:13:51,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d360fda9c/5f63c9f3ab914ba788e2ddd0e27b60db [2019-11-27 16:13:51,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:51,185 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:51,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:51,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:51,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:51,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:51,208 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 27.11 04:13:51, skipping insertion in model container [2019-11-27 16:13:51,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:51,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:51,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:51,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:51,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:51,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:51,851 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:51,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51 WrapperNode [2019-11-27 16:13:51,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:51,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:51,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:51,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:51,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:51,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:52,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:52,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:52,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:52,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:51" (1/1) ... [2019-11-27 16:13:52,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:52,125 INFO L168 Benchmark]: Toolchain (without parser) took 934.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:52,129 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:13:52,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:52,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:52,142 INFO L168 Benchmark]: Boogie Preprocessor took 79.15 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:52,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 666.11 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 175.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.15 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...