./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 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/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 0.1.24-509859d [2019-11-27 16:13:58,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:58,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:58,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:58,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:58,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:58,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:58,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:58,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:58,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:58,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:58,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:58,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:58,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:58,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:58,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:58,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:58,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:58,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:58,298 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:58,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:58,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:58,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:58,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:58,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:58,332 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:58,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:58,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:58,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:58,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:58,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:58,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:58,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:58,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:58,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:58,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:58,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:58,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:58,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:58,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:58,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:58,365 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:58,407 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:58,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:58,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:58,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:58,416 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:58,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:58,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:58,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:58,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:58,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:58,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:58,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:58,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:58,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:58,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:58,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:58,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:58,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:58,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:58,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:58,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:58,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:58,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:58,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:58,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:58,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:58,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:58,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:58,430 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 [2019-11-27 16:13:59,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:59,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:59,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:59,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:59,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:59,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-27 16:13:59,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c18a6c3a/5c76204374b54a6f99d765e78ae48fd9/FLAG4432d6bfc [2019-11-27 16:14:00,332 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:00,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-27 16:14:00,351 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c18a6c3a/5c76204374b54a6f99d765e78ae48fd9/FLAG4432d6bfc [2019-11-27 16:14:00,391 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c18a6c3a/5c76204374b54a6f99d765e78ae48fd9 [2019-11-27 16:14:00,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:00,403 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:00,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:00,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:00,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:00,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,429 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 27.11 04:14:00, skipping insertion in model container [2019-11-27 16:14:00,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:00" (1/1) ... [2019-11-27 16:14:00,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:00,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:00,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:00,968 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:01,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:01,053 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:01,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:01 WrapperNode [2019-11-27 16:14:01,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:01,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:01,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:01,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:01,082 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 16:14:01,098 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 16:14:01,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:01,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:01,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:01,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:01,265 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 16:14:01,266 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 16:14:01,267 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 16:14:01,267 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 16:14:01,272 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 16:14:01,287 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 16:14:01,288 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 16:14:01,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:01,305 INFO L168 Benchmark]: Toolchain (without parser) took 894.96 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: -36.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:01,308 INFO L168 Benchmark]: CDTParser took 0.35 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 16:14:01,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.38 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 16:14:01,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.33 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 16:14:01,317 INFO L168 Benchmark]: Boogie Preprocessor took 54.80 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 16:14:01,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 650.38 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 178.33 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 54.80 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 16:14:05,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:14:05,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:14:05,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:14:05,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:14:05,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:14:05,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:14:05,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:14:05,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:14:05,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:14:05,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:14:05,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:14:05,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:14:05,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:14:05,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:14:05,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:14:05,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:14:05,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:14:05,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:14:05,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:14:05,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:14:05,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:14:05,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:14:05,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:14:05,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:14:05,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:14:05,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:14:05,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:14:05,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:14:05,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:14:05,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:14:05,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:14:05,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:14:05,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:14:05,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:14:05,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:14:05,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:14:05,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:14:05,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:14:05,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:14:05,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:14:05,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:14:05,558 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:14:05,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:14:05,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:14:05,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:14:05,567 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:14:05,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:14:05,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:14:05,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:14:05,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:14:05,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:14:05,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:14:05,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:14:05,574 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:14:05,574 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:14:05,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:14:05,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:14:05,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:14:05,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:14:05,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:14:05,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:14:05,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:14:05,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:14:05,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:14:05,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:14:05,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:14:05,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:14:05,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:14:05,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:14:05,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:14:05,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:14:05,584 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 [2019-11-27 16:14:06,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:14:06,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:14:06,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:14:06,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:14:06,198 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:14:06,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-27 16:14:06,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827519103/0a3dda28a945406c88b69eec8d14c27a/FLAG0bfe4c5f6 [2019-11-27 16:14:07,455 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:14:07,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/Mono1_1-2.c [2019-11-27 16:14:07,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827519103/0a3dda28a945406c88b69eec8d14c27a/FLAG0bfe4c5f6 [2019-11-27 16:14:07,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/827519103/0a3dda28a945406c88b69eec8d14c27a [2019-11-27 16:14:07,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:14:07,525 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:14:07,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:07,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:14:07,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:14:07,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:07" (1/1) ... [2019-11-27 16:14:07,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:07, skipping insertion in model container [2019-11-27 16:14:07,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:14:07" (1/1) ... [2019-11-27 16:14:07,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:14:07,617 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:14:08,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:08,087 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:14:08,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:14:08,160 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:14:08,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:14:08 WrapperNode [2019-11-27 16:14:08,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:14:08,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:08,171 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:14:08,171 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:14:08,195 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 16:14:08,310 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 16:14:08,350 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:14:08,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:14:08,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:14:08,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:14:08,374 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 16:14:08,375 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 16:14:08,378 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 16:14:08,380 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 16:14:08,392 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 16:14:08,405 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 16:14:08,409 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 16:14:08,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:14:08,423 INFO L168 Benchmark]: Toolchain (without parser) took 890.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:08,426 INFO L168 Benchmark]: CDTParser took 0.35 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 16:14:08,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.19 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 16:14:08,434 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.47 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 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:14:08,438 INFO L168 Benchmark]: Boogie Preprocessor took 61.57 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:14:08,450 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 633.19 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 179.47 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 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.57 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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...