./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem04_label16.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 055f7ff45ae573e5decb022b755a45c7dddf5dbc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem04_label16.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 055f7ff45ae573e5decb022b755a45c7dddf5dbc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:22,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:22,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:22,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:22,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:22,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:22,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:22,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:22,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:22,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:22,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:22,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:22,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:22,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:22,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:22,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:22,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:22,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:22,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:22,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:22,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:22,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:22,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:22,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:22,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:22,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:22,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:22,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:22,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:22,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:22,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:22,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:22,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:22,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:22,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:22,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:22,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:22,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:22,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:22,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:22,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:22,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:22,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:22,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:22,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:22,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:22,487 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:22,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:22,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:22,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:22,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:22,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:22,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:22,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:22,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:22,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:22,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:22,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:22,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:22,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:22,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:22,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:22,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:22,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:22,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:22,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:22,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:22,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:22,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:22,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:22,503 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 -> 055f7ff45ae573e5decb022b755a45c7dddf5dbc [2019-11-25 22:27:23,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:23,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:23,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:23,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:23,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:23,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-25 22:27:23,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefb12823/d0bb352f4800417bb8a299b3628f5080/FLAG32aef5600 [2019-11-25 22:27:25,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:25,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-25 22:27:25,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefb12823/d0bb352f4800417bb8a299b3628f5080/FLAG32aef5600 [2019-11-25 22:27:25,105 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eefb12823/d0bb352f4800417bb8a299b3628f5080 [2019-11-25 22:27:25,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:25,118 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:25,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:25,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:25,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:25,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:25" (1/1) ... [2019-11-25 22:27:25,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:25, skipping insertion in model container [2019-11-25 22:27:25,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:25" (1/1) ... [2019-11-25 22:27:25,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:25,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:28,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:28,994 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:30,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:30,530 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:30,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30 WrapperNode [2019-11-25 22:27:30,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:30,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:30,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:30,536 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:30,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:31,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:31,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:31,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:31,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:31,436 INFO L168 Benchmark]: Toolchain (without parser) took 6315.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 751.6 MB in the end (delta: 198.6 MB). Peak memory consumption was 198.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,437 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-25 22:27:31,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5410.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 549.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,444 INFO L168 Benchmark]: Boogie Preprocessor took 348.33 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 5410.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.4 MB in the end (delta: 129.8 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 549.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 780.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 348.33 ms. Allocated memory is still 1.0 GB. Free memory was 780.3 MB in the beginning and 751.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-65d6cd2 [2019-11-25 22:27:35,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:35,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:35,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:35,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:35,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:35,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:35,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:35,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:35,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:35,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:35,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:35,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:35,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:35,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:35,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:35,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:35,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:35,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:35,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:35,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:35,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:35,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:35,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:35,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:35,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:35,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:35,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:35,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:35,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:35,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:35,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:35,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:35,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:35,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:35,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:35,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:35,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:35,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:35,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:35,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:35,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:35,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:35,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:35,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:35,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:35,953 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:35,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:35,954 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:35,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:35,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:35,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:35,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:35,959 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:35,959 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:35,960 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:35,963 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:35,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:35,963 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:35,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:35,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:35,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:35,965 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:35,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:35,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:35,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:35,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:35,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:35,969 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:35,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:35,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:35,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:35,974 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 -> 055f7ff45ae573e5decb022b755a45c7dddf5dbc [2019-11-25 22:27:36,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:36,583 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:36,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:36,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:36,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:36,598 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-25 22:27:36,748 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3a761110/3e16aff3fedf491ea0bab755792554ce/FLAGc06786c41 [2019-11-25 22:27:38,436 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:38,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label16.c [2019-11-25 22:27:38,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3a761110/3e16aff3fedf491ea0bab755792554ce/FLAGc06786c41 [2019-11-25 22:27:38,558 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3a761110/3e16aff3fedf491ea0bab755792554ce [2019-11-25 22:27:38,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:38,572 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:38,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:38,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:38,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:38,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:38" (1/1) ... [2019-11-25 22:27:38,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:38, skipping insertion in model container [2019-11-25 22:27:38,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:38" (1/1) ... [2019-11-25 22:27:38,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:38,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:42,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:42,085 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:43,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:43,617 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:43,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43 WrapperNode [2019-11-25 22:27:43,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:43,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:43,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:43,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:43,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:43,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:44,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:44,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:44,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:44,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,693 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:44,704 INFO L168 Benchmark]: Toolchain (without parser) took 6126.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.5 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,704 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-25 22:27:44,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5045.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 575.33 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,714 INFO L168 Benchmark]: Boogie Preprocessor took 501.15 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 5045.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 575.33 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 501.15 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 734.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...