./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/Mono1_1-2.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 337d87d220a23f4d1bf7dd09df82a10ecdcb8807 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Mono1_1-2.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 337d87d220a23f4d1bf7dd09df82a10ecdcb8807 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:35,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:35,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:35,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:35,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:35,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:35,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:35,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:35,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:35,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:35,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:35,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:35,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:35,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:35,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:35,198 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:35,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:35,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:35,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:35,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:35,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:35,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:35,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:35,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:35,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:35,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:35,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:35,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:35,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:35,256 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:35,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:35,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:35,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:35,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:35,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:35,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:35,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:35,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:35,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:35,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:35,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:35,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:35,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:35,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:35,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:35,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:35,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:35,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:35,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:35,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:35,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:35,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:35,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:35,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:35,346 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:35,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:35,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:35,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:35,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:35,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:35,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:35,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:35,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:35,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:35,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:35,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:35,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:35,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:35,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:35,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:35,356 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 -> 337d87d220a23f4d1bf7dd09df82a10ecdcb8807 [2019-11-26 17:04:35,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:35,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:35,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:35,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:35,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:35,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-26 17:04:36,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250cc71f2/a51165839ccd449b9597aff3178f62a7/FLAGc2322c689 [2019-11-26 17:04:37,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:37,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-26 17:04:37,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250cc71f2/a51165839ccd449b9597aff3178f62a7/FLAGc2322c689 [2019-11-26 17:04:37,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/250cc71f2/a51165839ccd449b9597aff3178f62a7 [2019-11-26 17:04:37,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:37,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:37,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:37,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:37,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:37,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37, skipping insertion in model container [2019-11-26 17:04:37,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:37,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:37,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:37,686 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:37,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:37,747 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:37,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37 WrapperNode [2019-11-26 17:04:37,749 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:37,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:37,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:37,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:37,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:37,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:37,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:37,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:37,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:37" (1/1) ... [2019-11-26 17:04:37,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:37,987 INFO L168 Benchmark]: Toolchain (without parser) took 778.39 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 996.8 MB in the end (delta: -35.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:37,989 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. [2019-11-26 17:04:37,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.12 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. [2019-11-26 17:04:37,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.61 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: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:38,001 INFO L168 Benchmark]: Boogie Preprocessor took 46.08 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. [2019-11-26 17:04:38,012 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 552.12 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 165.61 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: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.08 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 0.1.24-025d5a2 [2019-11-26 17:04:41,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:41,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:41,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:41,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:41,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:41,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:42,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:42,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:42,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:42,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:42,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:42,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:42,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:42,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:42,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:42,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:42,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:42,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:42,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:42,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:42,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:42,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:42,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:42,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:42,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:42,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:42,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:42,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:42,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:42,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:42,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:42,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:42,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:42,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:42,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:42,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:42,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:42,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:42,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:42,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:42,117 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:42,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:42,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:42,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:42,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:42,164 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:42,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:42,165 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:42,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:42,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:42,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:42,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:42,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:42,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:42,171 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:42,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:42,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:42,174 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:42,174 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:42,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:42,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:42,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:42,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:42,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:42,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:42,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:42,178 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:42,180 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:42,180 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:42,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:42,181 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:42,182 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 -> 337d87d220a23f4d1bf7dd09df82a10ecdcb8807 [2019-11-26 17:04:42,767 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:42,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:42,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:42,809 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:42,811 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:42,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-26 17:04:42,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bc290a60/f5e5571df577434dbe3bbca06c1806e1/FLAGc373d0faa [2019-11-26 17:04:43,928 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:43,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-26 17:04:43,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bc290a60/f5e5571df577434dbe3bbca06c1806e1/FLAGc373d0faa [2019-11-26 17:04:44,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bc290a60/f5e5571df577434dbe3bbca06c1806e1 [2019-11-26 17:04:44,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:44,149 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:44,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:44,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:44,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:44,162 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726eb83f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44, skipping insertion in model container [2019-11-26 17:04:44,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:44,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:44,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:44,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:44,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:44,764 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:44,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44 WrapperNode [2019-11-26 17:04:44,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:44,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:44,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:44,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:44,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:44,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:45,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:45,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:45,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:45,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:44" (1/1) ... [2019-11-26 17:04:45,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:45,067 INFO L168 Benchmark]: Toolchain (without parser) took 912.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 997.1 MB in the end (delta: -34.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:45,071 INFO L168 Benchmark]: CDTParser took 2.14 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:45,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.11 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:45,079 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 997.1 MB in the end (delta: -45.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:45,080 INFO L168 Benchmark]: Boogie Preprocessor took 58.68 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:45,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.14 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 618.11 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 997.1 MB in the end (delta: -45.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.68 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 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...