./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/Mono3_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-crafted-1/Mono3_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 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-crafted-1/Mono3_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 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:13:59,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:59,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:59,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:59,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:59,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:59,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:59,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:59,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:59,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:59,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:59,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:59,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:59,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:59,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:59,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:59,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:59,120 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:59,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:59,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:59,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:59,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:59,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:59,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:59,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:59,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:59,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:59,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:59,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:59,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:59,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:59,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:59,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:59,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:59,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:59,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:59,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:59,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:59,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:59,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:59,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:59,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:59,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:59,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:59,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:59,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:59,262 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:59,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:59,262 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:59,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:59,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:59,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:59,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:59,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:59,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:59,268 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:59,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:59,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:59,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:59,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:59,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:59,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:59,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:59,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:59,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:59,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:59,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:59,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:59,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:59,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:59,279 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 -> 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 [2019-11-27 16:13:59,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:59,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:59,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:59,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:59,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:59,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 16:14:00,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3691edd5e/617f5915fe7b49df8490ae35b60a5d99/FLAG1e0bace9b [2019-11-27 16:14:01,192 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:01,198 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 16:14:01,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3691edd5e/617f5915fe7b49df8490ae35b60a5d99/FLAG1e0bace9b [2019-11-27 16:14:01,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3691edd5e/617f5915fe7b49df8490ae35b60a5d99 [2019-11-27 16:14:01,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:01,265 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:01,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:01,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:01,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:01,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:01,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01, skipping insertion in model container [2019-11-27 16:14:01,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:01,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:01,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:01,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:01,767 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:01,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:01,840 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:01,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01 WrapperNode [2019-11-27 16:14:01,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:01,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:01,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:01,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:01,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:01,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:02,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:02,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:02,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:02,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,075 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01" (1/1) ... [2019-11-27 16:14:02,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:02,088 INFO L168 Benchmark]: Toolchain (without parser) took 814.68 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 996.8 MB in the end (delta: -36.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:02,092 INFO L168 Benchmark]: CDTParser took 0.41 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 16:14:02,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.98 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 16:14:02,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.79 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 996.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:02,101 INFO L168 Benchmark]: Boogie Preprocessor took 55.47 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:02,113 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 573.98 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 175.79 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 996.8 MB in the end (delta: -48.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.47 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:14:06,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:06,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:06,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:06,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:06,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:06,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:06,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:06,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:06,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:06,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:06,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:06,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:06,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:06,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:06,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:06,233 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:06,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:06,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:06,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:06,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:06,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:06,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:06,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:06,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:06,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:06,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:06,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:06,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:06,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:06,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:06,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:06,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:06,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:06,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:06,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:06,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:06,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:06,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:06,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:06,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:06,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:06,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:06,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:06,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:06,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:06,369 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:06,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:06,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:06,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:06,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:06,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:06,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:06,374 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:06,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:06,378 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:06,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:06,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:06,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:06,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:06,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:06,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:06,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:06,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:06,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:06,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:06,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:06,387 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:06,387 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:06,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:06,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:06,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:06,390 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 -> 18397b103cdfb81a7e494b0a4ea32b0b9f6bc9e8 [2019-11-27 16:14:07,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:07,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:07,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:07,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:07,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:07,063 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 16:14:07,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8565a21f2/69a2ada9b1184e529a208a7060bef0f2/FLAGd9c796923 [2019-11-27 16:14:08,332 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:08,336 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono3_1.c [2019-11-27 16:14:08,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8565a21f2/69a2ada9b1184e529a208a7060bef0f2/FLAGd9c796923 [2019-11-27 16:14:08,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8565a21f2/69a2ada9b1184e529a208a7060bef0f2 [2019-11-27 16:14:08,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:08,409 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:08,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:08,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:08,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:08,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:08,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08, skipping insertion in model container [2019-11-27 16:14:08,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:08,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:08,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:08,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:08,904 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:08,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:08,981 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:08,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08 WrapperNode [2019-11-27 16:14:08,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:08,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:08,987 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:08,987 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:09,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:09,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:09,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:09,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:09,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08" (1/1) ... [2019-11-27 16:14:09,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:09,196 INFO L168 Benchmark]: Toolchain (without parser) took 769.08 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:09,198 INFO L168 Benchmark]: CDTParser took 0.41 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 16:14:09,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.97 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 16:14:09,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.28 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:09,209 INFO L168 Benchmark]: Boogie Preprocessor took 34.28 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:09,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 571.97 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 157.28 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 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.28 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...