./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label49.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/Problem19_label49.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 175e0054b89156caac1167942ccf1911008d5f5b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label49.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 175e0054b89156caac1167942ccf1911008d5f5b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:35,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:35,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:35,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:35,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:35,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:35,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:35,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:35,354 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:35,360 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:35,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:35,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:35,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:35,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:35,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:35,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:35,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:35,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:35,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:35,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:35,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:35,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:35,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:35,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:35,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:35,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:35,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:35,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:35,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:35,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:35,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:35,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:35,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:35,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:35,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:35,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:35,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:35,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:35,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:35,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:35,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:35,469 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:35,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:35,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:35,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:35,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:35,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:35,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:35,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:35,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:35,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:35,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:35,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:35,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:35,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:35,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:35,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:35,529 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:35,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:35,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:35,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:35,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:35,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:35,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:35,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:35,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:35,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:35,535 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:35,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:35,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:35,537 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 -> 175e0054b89156caac1167942ccf1911008d5f5b [2019-11-27 16:01:36,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:36,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:36,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:36,178 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:36,181 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:36,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label49.c [2019-11-27 16:01:36,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfd28842b/d8e370bfdbd14584a79e3e0070acb8e6/FLAG6cb9b8c2a [2019-11-27 16:01:38,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:38,588 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label49.c [2019-11-27 16:01:38,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfd28842b/d8e370bfdbd14584a79e3e0070acb8e6/FLAG6cb9b8c2a [2019-11-27 16:01:38,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfd28842b/d8e370bfdbd14584a79e3e0070acb8e6 [2019-11-27 16:01:38,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:38,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:38,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:38,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:38,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:38,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:38" (1/1) ... [2019-11-27 16:01:38,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:38, skipping insertion in model container [2019-11-27 16:01:38,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:38" (1/1) ... [2019-11-27 16:01:38,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:39,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:43,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:43,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:46,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:46,879 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:46,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46 WrapperNode [2019-11-27 16:01:46,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:46,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:46,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:46,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:46,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:47,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:48,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:48,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:48,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:48,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:48,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:48,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:48,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:48,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:50,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:50,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:50,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:46" (1/1) ... [2019-11-27 16:01:51,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:51,091 INFO L168 Benchmark]: Toolchain (without parser) took 12300.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 771.7 MB in the end (delta: 167.1 MB). Peak memory consumption was 388.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,092 INFO L168 Benchmark]: CDTParser took 0.34 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 16:01:51,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8099.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 865.8 MB in the end (delta: 73.0 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 1378.39 ms. Allocated memory is still 1.0 GB. Free memory was 865.8 MB in the beginning and 697.2 MB in the end (delta: 168.6 MB). Peak memory consumption was 168.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,104 INFO L168 Benchmark]: Boogie Preprocessor took 2809.07 ms. Allocated memory is still 1.0 GB. Free memory was 697.2 MB in the beginning and 771.7 MB in the end (delta: -74.5 MB). Peak memory consumption was 147.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:51,116 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 8099.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 865.8 MB in the end (delta: 73.0 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1378.39 ms. Allocated memory is still 1.0 GB. Free memory was 865.8 MB in the beginning and 697.2 MB in the end (delta: 168.6 MB). Peak memory consumption was 168.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2809.07 ms. Allocated memory is still 1.0 GB. Free memory was 697.2 MB in the beginning and 771.7 MB in the end (delta: -74.5 MB). Peak memory consumption was 147.3 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 16:01:55,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:55,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:55,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:55,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:55,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:55,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:55,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:55,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:55,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:55,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:55,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:55,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:55,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:55,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:55,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:55,312 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:55,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:55,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:55,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:55,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:55,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:55,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:55,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:55,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:55,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:55,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:55,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:55,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:55,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:55,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:55,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:55,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:55,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:55,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:55,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:55,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:55,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:55,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:55,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:55,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:55,396 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:55,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:55,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:55,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:55,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:55,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:55,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:55,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:55,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:55,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:55,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:55,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:55,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:55,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:55,452 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:55,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:55,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:55,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:55,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:55,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:55,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:55,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:55,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:55,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:55,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:55,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:55,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:55,461 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:55,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:55,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:55,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:55,463 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 -> 175e0054b89156caac1167942ccf1911008d5f5b [2019-11-27 16:01:56,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:56,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:56,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:56,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:56,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:56,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label49.c [2019-11-27 16:01:56,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db3600dd/26a5b9dc441f44788d66258a70d2d5cd/FLAGcc6e3e304 [2019-11-27 16:01:58,468 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:58,469 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label49.c [2019-11-27 16:01:58,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db3600dd/26a5b9dc441f44788d66258a70d2d5cd/FLAGcc6e3e304 [2019-11-27 16:01:58,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3db3600dd/26a5b9dc441f44788d66258a70d2d5cd [2019-11-27 16:01:58,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:58,684 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:58,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:58,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:58,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:58,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:58" (1/1) ... [2019-11-27 16:01:58,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:58, skipping insertion in model container [2019-11-27 16:01:58,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:58" (1/1) ... [2019-11-27 16:01:58,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:59,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:02:04,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:04,395 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:02:07,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:02:07,698 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:02:07,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07 WrapperNode [2019-11-27 16:02:07,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:02:07,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:07,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:02:07,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:02:07,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:07,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:02:08,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:02:08,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:02:08,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:02:08,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:08,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:02:07" (1/1) ... [2019-11-27 16:02:09,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:02:09,730 INFO L168 Benchmark]: Toolchain (without parser) took 11041.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 863.1 MB in the end (delta: 75.7 MB). Peak memory consumption was 315.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,731 INFO L168 Benchmark]: CDTParser took 1.56 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 16:02:09,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9015.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 757.7 MB in the end (delta: 181.0 MB). Peak memory consumption was 258.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,734 INFO L168 Benchmark]: Boogie Procedure Inliner took 721.68 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 686.5 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,740 INFO L168 Benchmark]: Boogie Preprocessor took 1294.49 ms. Allocated memory is still 1.0 GB. Free memory was 686.5 MB in the beginning and 863.1 MB in the end (delta: -176.5 MB). Peak memory consumption was 62.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:02:09,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 9015.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 757.7 MB in the end (delta: 181.0 MB). Peak memory consumption was 258.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 721.68 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 686.5 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1294.49 ms. Allocated memory is still 1.0 GB. Free memory was 686.5 MB in the beginning and 863.1 MB in the end (delta: -176.5 MB). Peak memory consumption was 62.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...