./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label10.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/Problem11_label10.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 493bf8cee78cb31244d4d228e02bcd932957f60a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label10.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 493bf8cee78cb31244d4d228e02bcd932957f60a ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:54:37,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:37,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:37,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:37,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:37,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:37,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:37,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:37,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:37,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:37,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:37,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:37,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:37,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:37,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:37,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:37,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:37,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:37,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:37,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:37,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:37,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:37,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:37,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:37,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:37,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:37,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:37,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:37,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:37,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:37,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:37,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:37,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:37,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:37,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:37,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:37,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:37,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:37,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:37,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:37,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:37,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:37,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:37,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:37,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:37,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:37,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:37,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:37,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:37,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:37,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:37,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:37,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:37,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:37,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:37,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:37,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:37,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:37,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:37,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:37,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:37,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:37,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:37,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:37,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:37,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:37,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:37,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:37,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:37,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:37,570 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 -> 493bf8cee78cb31244d4d228e02bcd932957f60a [2019-11-27 15:54:38,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:38,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:38,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:38,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:38,230 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:38,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label10.c [2019-11-27 15:54:38,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f8b696f/bfedc8ac15594bcda7aa3ebad525f1c4/FLAG117d773c2 [2019-11-27 15:54:39,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:39,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label10.c [2019-11-27 15:54:39,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f8b696f/bfedc8ac15594bcda7aa3ebad525f1c4/FLAG117d773c2 [2019-11-27 15:54:39,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15f8b696f/bfedc8ac15594bcda7aa3ebad525f1c4 [2019-11-27 15:54:39,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:39,818 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:39,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:39,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:39,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:39,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:39, skipping insertion in model container [2019-11-27 15:54:39,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:39" (1/1) ... [2019-11-27 15:54:39,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:39,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:41,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:41,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:41,754 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:41,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41 WrapperNode [2019-11-27 15:54:41,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:41,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:41,763 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:41,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:41,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:41,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:42,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:42,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:42,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:41" (1/1) ... [2019-11-27 15:54:42,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:42,260 INFO L168 Benchmark]: Toolchain (without parser) took 2439.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 921.6 MB in the end (delta: 44.4 MB). Peak memory consumption was 44.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,261 INFO L168 Benchmark]: CDTParser took 2.74 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 15:54:42,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1939.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 950.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,268 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.93 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,273 INFO L168 Benchmark]: Boogie Preprocessor took 220.71 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:42,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 1939.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 950.2 MB in the end (delta: 10.0 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.93 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.71 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 15:54:46,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:46,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:46,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:46,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:46,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:46,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:46,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:46,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:46,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:46,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:46,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:46,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:46,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:46,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:46,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:46,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:46,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:46,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:46,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:46,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:46,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:46,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:46,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:46,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:46,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:46,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:46,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:46,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:46,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:46,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:46,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:46,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:46,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:46,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:46,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:46,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:46,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:46,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:46,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:46,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:46,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:54:46,379 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:46,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:46,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:46,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:46,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:46,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:46,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:46,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:46,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:46,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:46,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:46,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:46,390 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:54:46,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:54:46,392 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:46,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:46,393 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:46,393 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:46,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:46,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:46,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:46,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:46,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:46,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:46,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:46,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:46,399 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:54:46,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:54:46,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:46,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:54:46,402 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 -> 493bf8cee78cb31244d4d228e02bcd932957f60a [2019-11-27 15:54:46,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:47,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:47,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:47,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:47,036 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:47,038 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label10.c [2019-11-27 15:54:47,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35d3df75/dfb03d627a434507938eb8c208e2a9da/FLAG1203d27b9 [2019-11-27 15:54:48,526 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:48,535 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label10.c [2019-11-27 15:54:48,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35d3df75/dfb03d627a434507938eb8c208e2a9da/FLAG1203d27b9 [2019-11-27 15:54:48,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e35d3df75/dfb03d627a434507938eb8c208e2a9da [2019-11-27 15:54:48,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:48,859 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:48,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:48,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:48,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:48,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:48,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:48, skipping insertion in model container [2019-11-27 15:54:48,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:48" (1/1) ... [2019-11-27 15:54:48,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:49,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:50,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:50,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:50,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:50,863 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:50,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50 WrapperNode [2019-11-27 15:54:50,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:50,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:50,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:50,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:50,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:50,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:51,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:51,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:51,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:51,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,339 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:50" (1/1) ... [2019-11-27 15:54:51,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:51,435 INFO L168 Benchmark]: Toolchain (without parser) took 2570.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 932.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,436 INFO L168 Benchmark]: CDTParser took 0.33 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 15:54:51,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2004.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 949.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.88 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 937.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,446 INFO L168 Benchmark]: Boogie Preprocessor took 236.86 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:51,459 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 2004.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 949.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 318.88 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 937.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 236.86 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.1 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...