./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label27.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/eca-rers2012/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/eca-rers2012/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:57:24,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:24,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:24,267 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:24,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:24,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:24,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:24,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:24,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:24,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:24,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:24,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:24,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:24,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:24,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:24,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:24,338 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:24,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:24,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:24,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:24,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:24,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:24,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:24,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:24,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:24,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:24,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:24,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:24,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:24,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:24,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:24,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:24,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:24,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:24,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:24,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:24,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:24,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:24,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:24,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:24,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:24,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:24,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:24,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:24,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:24,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:24,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:24,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:24,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:24,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:24,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:24,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:24,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:24,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:24,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:24,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:24,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:24,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:24,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:24,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:24,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:24,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:24,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:24,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:24,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:24,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:24,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:24,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:24,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:24,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:24,490 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-27 15:57:25,053 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:25,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:25,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:25,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:25,102 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:25,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 15:57:25,261 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3992f17c/05c7181a89d94ed2b6397417efe7e962/FLAG5dcf12f96 [2019-11-27 15:57:26,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:26,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 15:57:26,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3992f17c/05c7181a89d94ed2b6397417efe7e962/FLAG5dcf12f96 [2019-11-27 15:57:27,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3992f17c/05c7181a89d94ed2b6397417efe7e962 [2019-11-27 15:57:27,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:27,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:27,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:27,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:27,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:27,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:27, skipping insertion in model container [2019-11-27 15:57:27,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:27" (1/1) ... [2019-11-27 15:57:27,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:27,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:28,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:28,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:28,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:28,717 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:28,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28 WrapperNode [2019-11-27 15:57:28,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:28,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:28,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:28,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:28,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:28,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:28,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:28,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:28,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:28,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:28" (1/1) ... [2019-11-27 15:57:29,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:29,206 INFO L168 Benchmark]: Toolchain (without parser) took 2122.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 949.8 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:29,209 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:29,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1637.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 416.1 kB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:29,212 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.14 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:29,216 INFO L168 Benchmark]: Boogie Preprocessor took 219.74 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:29,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1637.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 416.1 kB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.14 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.74 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:33,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:33,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:33,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:33,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:33,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:33,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:33,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:33,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:33,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:33,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:33,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:33,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:33,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:33,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:33,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:33,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:33,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:33,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:33,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:33,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:33,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:33,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:33,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:33,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:33,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:33,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:33,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:33,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:33,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:33,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:33,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:33,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:33,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:33,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:33,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:33,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:33,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:33,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:33,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:33,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:33,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:33,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:33,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:33,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:33,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:33,253 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:33,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:33,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:33,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:33,255 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:33,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:33,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:33,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:33,260 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:33,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:33,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:33,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:33,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:33,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:33,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:33,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:33,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:33,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:33,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:33,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:33,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:33,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:33,267 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:33,268 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:33,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:33,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:33,271 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-27 15:57:33,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:33,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:33,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:33,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:33,885 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:33,887 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 15:57:34,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37e75d0f/1c0f3be6d33e46e3b1af8594669287cf/FLAGcf98f19b2 [2019-11-27 15:57:35,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:35,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-27 15:57:35,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37e75d0f/1c0f3be6d33e46e3b1af8594669287cf/FLAGcf98f19b2 [2019-11-27 15:57:35,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37e75d0f/1c0f3be6d33e46e3b1af8594669287cf [2019-11-27 15:57:35,271 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:35,278 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:35,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:35,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:35,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:35,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:35, skipping insertion in model container [2019-11-27 15:57:35,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:35" (1/1) ... [2019-11-27 15:57:35,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:35,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:36,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:36,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:37,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:37,204 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:37,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37 WrapperNode [2019-11-27 15:57:37,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:37,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:37,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:37,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:37,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:37,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:37,413 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:37,413 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:37,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:37,582 INFO L168 Benchmark]: Toolchain (without parser) took 2299.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,583 INFO L168 Benchmark]: CDTParser took 0.36 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 15:57:37,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1927.98 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.58 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,587 INFO L168 Benchmark]: Boogie Preprocessor took 162.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:37,591 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1927.98 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.58 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 162.83 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 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...