./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem18_label29.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 557ffd158f930de89ca0054982b6ea37d6b36a8c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label29.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 557ffd158f930de89ca0054982b6ea37d6b36a8c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:10,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:10,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:10,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:10,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:10,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:10,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:10,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:10,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:10,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:10,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:10,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:10,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:10,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:10,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:10,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:10,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:10,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:10,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:10,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:10,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:10,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:10,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:10,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:10,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:10,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:10,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:10,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:10,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:10,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:10,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:10,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:10,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:10,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:10,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:10,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:10,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:10,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:10,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:10,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:10,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:10,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:10,564 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:10,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:10,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:10,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:10,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:10,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:10,572 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:10,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:10,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:10,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:10,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:10,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:10,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:10,576 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:10,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:10,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:10,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:10,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:10,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:10,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:10,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:10,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:10,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:10,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:10,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:10,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:10,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:10,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:10,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:10,583 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 -> 557ffd158f930de89ca0054982b6ea37d6b36a8c [2019-11-24 20:57:11,070 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:11,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:11,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:11,097 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:11,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:11,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label29.c [2019-11-24 20:57:11,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c0261b8/3e6b15a7c1134b5bbb91352b4928919a/FLAG65dbffe23 [2019-11-24 20:57:12,252 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:12,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label29.c [2019-11-24 20:57:12,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c0261b8/3e6b15a7c1134b5bbb91352b4928919a/FLAG65dbffe23 [2019-11-24 20:57:12,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27c0261b8/3e6b15a7c1134b5bbb91352b4928919a [2019-11-24 20:57:12,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:12,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:12,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:12,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:12,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:12,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12, skipping insertion in model container [2019-11-24 20:57:12,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:12,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:14,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:14,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:15,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:15,214 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:15,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15 WrapperNode [2019-11-24 20:57:15,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:15,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:15,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:15,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:15,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:15,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:15,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:15,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:15,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:15,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:15" (1/1) ... [2019-11-24 20:57:16,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:16,024 INFO L168 Benchmark]: Toolchain (without parser) took 3293.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 798.5 MB in the end (delta: 158.9 MB). Peak memory consumption was 158.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:16,026 INFO L168 Benchmark]: CDTParser took 0.63 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. [2019-11-24 20:57:16,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2486.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 867.8 MB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:16,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 363.33 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:16,033 INFO L168 Benchmark]: Boogie Preprocessor took 434.74 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 798.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:16,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 2486.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 867.8 MB in the end (delta: 89.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 363.33 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.2 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 434.74 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 798.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:18,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:18,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:18,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:18,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:18,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:18,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:18,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:18,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:18,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:18,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:18,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:18,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:18,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:18,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:18,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:18,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:18,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:18,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:18,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:18,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:18,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:18,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:18,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:18,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:18,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:18,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:18,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:18,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:18,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:18,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:18,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:18,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:18,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:18,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:18,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:18,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:18,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:18,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:18,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:18,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:18,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:18,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:18,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:18,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:18,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:18,950 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:18,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:18,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:18,950 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:18,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:18,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:18,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:18,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:18,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:18,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:18,955 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:18,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:18,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:18,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:18,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:18,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:18,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:18,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:18,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:18,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:18,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:18,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:18,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:18,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:18,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:18,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:18,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:18,962 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 -> 557ffd158f930de89ca0054982b6ea37d6b36a8c [2019-11-24 20:57:19,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:19,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:19,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:19,463 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:19,464 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:19,465 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label29.c [2019-11-24 20:57:19,577 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b3ed587/c07b84ac2b10447eaa04a7079722458b/FLAG94b4cc4e3 [2019-11-24 20:57:20,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:20,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label29.c [2019-11-24 20:57:20,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b3ed587/c07b84ac2b10447eaa04a7079722458b/FLAG94b4cc4e3 [2019-11-24 20:57:21,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b3ed587/c07b84ac2b10447eaa04a7079722458b [2019-11-24 20:57:21,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:21,108 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:21,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:21,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:21,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:21,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:21,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:21, skipping insertion in model container [2019-11-24 20:57:21,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:21" (1/1) ... [2019-11-24 20:57:21,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:21,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:23,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:23,092 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:23,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:23,971 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:23,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23 WrapperNode [2019-11-24 20:57:23,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:23,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:23,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:23,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:23,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:24,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:24,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:24,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:24,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:23" (1/1) ... [2019-11-24 20:57:24,522 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:24,530 INFO L168 Benchmark]: Toolchain (without parser) took 3417.51 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 799.1 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:24,535 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-24 20:57:24,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2866.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 839.5 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:24,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.21 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:24,540 INFO L168 Benchmark]: Boogie Preprocessor took 263.54 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:24,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2866.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 839.5 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 283.21 ms. Allocated memory is still 1.0 GB. Free memory was 839.5 MB in the beginning and 816.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 263.54 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...