./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label44.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/Problem15_label44.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 0353c543ba4bfdaef5ec6741581eb9d536c42e96 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label44.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 0353c543ba4bfdaef5ec6741581eb9d536c42e96 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:13,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:13,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:13,314 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:13,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:13,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:13,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:13,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:13,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:13,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:13,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:13,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:13,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:13,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:13,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:13,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:13,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:13,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:13,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:13,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:13,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:13,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:13,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:13,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:13,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:13,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:13,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:13,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:13,432 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:13,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:13,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:13,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:13,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:13,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:13,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:13,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:13,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:13,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:13,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:13,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:13,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:13,458 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:13,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:13,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:13,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:13,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:13,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:13,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:13,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:13,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:13,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:13,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:13,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:13,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:13,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:13,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:13,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:13,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:13,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:13,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:13,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:13,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:13,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:13,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:13,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:13,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:13,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:13,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:13,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:13,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:13,538 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 -> 0353c543ba4bfdaef5ec6741581eb9d536c42e96 [2019-11-27 15:58:14,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:14,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:14,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:14,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:14,194 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:14,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label44.c [2019-11-27 15:58:14,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29abb792e/021ae2cf502143918f3bf4fdb08cd545/FLAG503a8d310 [2019-11-27 15:58:16,002 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:16,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label44.c [2019-11-27 15:58:16,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29abb792e/021ae2cf502143918f3bf4fdb08cd545/FLAG503a8d310 [2019-11-27 15:58:16,109 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29abb792e/021ae2cf502143918f3bf4fdb08cd545 [2019-11-27 15:58:16,119 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:16,125 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:16,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:16,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:16,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:16,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:16,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:16, skipping insertion in model container [2019-11-27 15:58:16,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:16" (1/1) ... [2019-11-27 15:58:16,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:16,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:18,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:18,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:18,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:18,887 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:18,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18 WrapperNode [2019-11-27 15:58:18,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:18,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:18,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:18,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:18,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:18,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:19,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:19,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:19,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:19,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:18" (1/1) ... [2019-11-27 15:58:19,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:19,879 INFO L168 Benchmark]: Toolchain (without parser) took 3751.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.7 MB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:19,880 INFO L168 Benchmark]: CDTParser took 0.48 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 15:58:19,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2760.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:19,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.40 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:19,891 INFO L168 Benchmark]: Boogie Preprocessor took 513.70 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:19,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 2760.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.40 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 874.9 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 513.70 ms. Allocated memory is still 1.0 GB. Free memory was 874.9 MB in the beginning and 857.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 15:58:23,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:23,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:24,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:24,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:24,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:24,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:24,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:24,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:24,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:24,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:24,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:24,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:24,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:24,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:24,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:24,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:24,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:24,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:24,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:24,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:24,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:24,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:24,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:24,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:24,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:24,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:24,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:24,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:24,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:24,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:24,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:24,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:24,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:24,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:24,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:24,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:24,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:24,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:24,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:24,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:24,171 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:24,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:24,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:24,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:24,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:24,235 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:24,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:24,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:24,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:24,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:24,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:24,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:24,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:24,245 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:24,246 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:24,246 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:24,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:24,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:24,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:24,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:24,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:24,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:24,253 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:24,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:24,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:24,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:24,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:24,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:24,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:24,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:24,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:24,258 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 -> 0353c543ba4bfdaef5ec6741581eb9d536c42e96 [2019-11-27 15:58:24,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:24,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:24,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:24,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:24,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:24,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label44.c [2019-11-27 15:58:25,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a3e050e2/ef67a8a4f66d48be8655c32f1febbf65/FLAG8f5b0dcc4 [2019-11-27 15:58:26,722 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:26,723 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label44.c [2019-11-27 15:58:26,771 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a3e050e2/ef67a8a4f66d48be8655c32f1febbf65/FLAG8f5b0dcc4 [2019-11-27 15:58:26,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a3e050e2/ef67a8a4f66d48be8655c32f1febbf65 [2019-11-27 15:58:26,821 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:26,828 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:26,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:26,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:26,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:26,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:26,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:26, skipping insertion in model container [2019-11-27 15:58:26,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:26" (1/1) ... [2019-11-27 15:58:26,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:27,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:29,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:29,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:29,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:29,982 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:29,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29 WrapperNode [2019-11-27 15:58:29,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:29,987 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:29,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:29,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:30,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:30,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:30,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:30,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:30,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:30,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:30,651 INFO L168 Benchmark]: Toolchain (without parser) took 3820.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:30,652 INFO L168 Benchmark]: CDTParser took 0.50 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 15:58:30,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3154.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:30,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 338.71 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:30,662 INFO L168 Benchmark]: Boogie Preprocessor took 315.02 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:30,673 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 3154.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 338.71 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 315.02 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 852.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...