./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label50.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/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:40,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:40,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:40,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:40,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:40,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:40,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:40,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:40,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:40,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:40,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:40,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:40,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:40,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:40,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:40,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:40,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:40,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:40,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:40,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:40,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:40,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:40,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:40,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:40,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:40,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:40,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:40,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:40,922 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:40,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:40,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:40,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:40,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:40,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:40,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:40,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:40,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:40,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:40,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:40,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:40,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:40,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:40,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:40,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:40,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:40,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:40,994 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:40,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:40,998 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:40,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:40,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:40,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:41,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:41,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:41,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:41,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:41,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:41,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:41,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:41,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:41,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:41,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:41,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:41,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:41,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:41,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:41,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:41,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:41,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:41,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:41,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:41,011 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-24 20:56:41,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:41,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:41,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:41,604 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:41,610 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:41,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-24 20:56:41,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe19d35c/40467a2c47874b37b79cc50a53c4428a/FLAG713ac8bdc [2019-11-24 20:56:43,371 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:43,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-24 20:56:43,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe19d35c/40467a2c47874b37b79cc50a53c4428a/FLAG713ac8bdc [2019-11-24 20:56:43,458 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe19d35c/40467a2c47874b37b79cc50a53c4428a [2019-11-24 20:56:43,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:43,471 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:43,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:43,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:43,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:43,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:43, skipping insertion in model container [2019-11-24 20:56:43,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:43,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:46,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:46,045 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:46,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:47,005 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:47,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47 WrapperNode [2019-11-24 20:56:47,010 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:47,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:47,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:47,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:47,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:47,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:47,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:47,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,754 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:48,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:48,443 INFO L168 Benchmark]: Toolchain (without parser) took 4964.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 776.4 MB in the end (delta: 178.1 MB). Peak memory consumption was 178.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,446 INFO L168 Benchmark]: CDTParser took 0.83 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 20:56:48,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3535.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 637.01 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,455 INFO L168 Benchmark]: Boogie Preprocessor took 784.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:48,466 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 3535.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 873.8 MB in the end (delta: 75.0 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 637.01 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 784.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 776.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 20:56:52,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:52,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:52,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:52,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:52,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:52,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:52,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:52,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:52,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:52,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:52,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:52,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:52,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:52,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:52,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:52,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:52,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:52,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:52,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:52,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:52,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:52,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:52,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:52,601 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:52,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:52,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:52,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:52,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:52,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:52,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:52,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:52,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:52,619 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:52,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:52,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:52,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:52,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:52,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:52,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:52,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:52,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:52,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:52,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:52,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:52,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:52,684 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:52,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:52,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:52,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:52,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:52,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:52,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:52,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:52,689 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:52,689 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:52,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:52,691 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:52,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:52,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:52,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:52,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:52,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:52,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:52,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:52,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:52,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:52,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:52,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:52,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:52,699 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:52,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:52,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:52,701 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-24 20:56:53,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:53,325 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:53,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:53,336 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:53,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:53,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-24 20:56:53,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/963487568/67a6f3b7b97c4307895b2f40d13a4c19/FLAGb0848396f [2019-11-24 20:56:54,864 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:54,866 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-24 20:56:54,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/963487568/67a6f3b7b97c4307895b2f40d13a4c19/FLAGb0848396f [2019-11-24 20:56:54,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/963487568/67a6f3b7b97c4307895b2f40d13a4c19 [2019-11-24 20:56:54,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:54,980 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:54,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:54,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:54,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:54,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:54" (1/1) ... [2019-11-24 20:56:55,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:54, skipping insertion in model container [2019-11-24 20:56:55,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:54" (1/1) ... [2019-11-24 20:56:55,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:55,224 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:57,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:57,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:58,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:58,766 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:58,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58 WrapperNode [2019-11-24 20:56:58,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:58,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:58,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:58,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:58,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:58,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:59,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:59,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:59,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:59,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:58" (1/1) ... [2019-11-24 20:56:59,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:59,569 INFO L168 Benchmark]: Toolchain (without parser) took 4584.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 787.9 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,570 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-24 20:56:59,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3782.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 828.0 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 429.93 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,577 INFO L168 Benchmark]: Boogie Preprocessor took 361.71 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:59,583 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 3782.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 828.0 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 429.93 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 361.71 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...