./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem15_label25.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 e10e55b2b950de76495e0972f37f9c2f7c397769 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label25.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 e10e55b2b950de76495e0972f37f9c2f7c397769 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:10,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:10,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:10,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:10,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:10,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:10,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:10,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:10,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:10,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:10,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:10,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:10,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:10,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:11,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:11,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:11,009 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:11,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:11,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:11,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:11,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:11,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:11,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:11,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:11,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:11,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:11,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:11,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:11,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:11,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:11,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:11,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:11,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:11,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:11,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:11,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:11,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:11,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:11,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:11,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:11,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:11,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:11,123 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:11,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:11,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:11,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:11,130 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:11,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:11,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:11,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:11,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:11,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:11,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:11,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:11,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:11,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:11,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:11,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:11,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:11,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:11,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:11,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:11,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:11,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:11,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:11,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:11,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:11,144 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:11,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:11,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:11,145 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 -> e10e55b2b950de76495e0972f37f9c2f7c397769 [2019-11-27 09:36:11,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:11,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:11,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:11,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:11,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:11,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-27 09:36:11,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca82da106/aa3c32cf75d645538cf33530b70f325d/FLAG9c42f80e6 [2019-11-27 09:36:13,213 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:13,216 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-27 09:36:13,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca82da106/aa3c32cf75d645538cf33530b70f325d/FLAG9c42f80e6 [2019-11-27 09:36:13,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca82da106/aa3c32cf75d645538cf33530b70f325d [2019-11-27 09:36:13,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:13,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:13,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:13,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:13,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:13,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:13" (1/1) ... [2019-11-27 09:36:13,334 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 27.11 09:36:13, skipping insertion in model container [2019-11-27 09:36:13,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:13" (1/1) ... [2019-11-27 09:36:13,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:13,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:15,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:15,304 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:16,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:16,486 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:16,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16 WrapperNode [2019-11-27 09:36:16,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:16,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:16,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:16,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:16,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:16,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:16,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:16,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:16,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:17,410 INFO L168 Benchmark]: Toolchain (without parser) took 4092.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.6 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,411 INFO L168 Benchmark]: CDTParser took 1.57 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:17,413 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3174.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 914.9 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,415 INFO L168 Benchmark]: Boogie Procedure Inliner took 463.16 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,420 INFO L168 Benchmark]: Boogie Preprocessor took 445.83 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,431 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 3174.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 914.9 MB in the end (delta: 40.9 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 463.16 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 445.83 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:21,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:21,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:21,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:21,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:21,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:21,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:21,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:21,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:21,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:21,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:21,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:21,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:21,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:21,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:21,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:21,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:21,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:21,553 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:21,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:21,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:21,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:21,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:21,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:21,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:21,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:21,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:21,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:21,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:21,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:21,583 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:21,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:21,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:21,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:21,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:21,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:21,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:21,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:21,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:21,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:21,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:21,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:21,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:21,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:21,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:21,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:21,632 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:21,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:21,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:21,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:21,634 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:21,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:21,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:21,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:21,636 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:21,636 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:21,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:21,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:21,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:21,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:21,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:21,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:21,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:21,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:21,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:21,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:21,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:21,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:21,642 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:21,642 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:21,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:21,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:21,644 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 -> e10e55b2b950de76495e0972f37f9c2f7c397769 [2019-11-27 09:36:22,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:22,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:22,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:22,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:22,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:22,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-27 09:36:22,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b585f558c/e227bbf6b0b34ea2ba200205eee36500/FLAGb194b9af4 [2019-11-27 09:36:23,708 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:23,712 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label25.c [2019-11-27 09:36:23,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b585f558c/e227bbf6b0b34ea2ba200205eee36500/FLAGb194b9af4 [2019-11-27 09:36:24,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b585f558c/e227bbf6b0b34ea2ba200205eee36500 [2019-11-27 09:36:24,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:24,026 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:24,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:24,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:24,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:24,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24, skipping insertion in model container [2019-11-27 09:36:24,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:24,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:26,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:26,197 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:26,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:27,011 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:27,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27 WrapperNode [2019-11-27 09:36:27,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:27,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:27,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:27,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:27,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:27,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:27,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:27,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:27,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:27" (1/1) ... [2019-11-27 09:36:27,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:27,625 INFO L168 Benchmark]: Toolchain (without parser) took 3595.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 857.3 MB in the end (delta: 97.1 MB). Peak memory consumption was 97.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:27,626 INFO L168 Benchmark]: CDTParser took 1.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:27,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2984.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 885.9 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:27,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 315.22 ms. Allocated memory is still 1.0 GB. Free memory was 885.9 MB in the beginning and 868.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:27,637 INFO L168 Benchmark]: Boogie Preprocessor took 285.97 ms. Allocated memory is still 1.0 GB. Free memory was 868.7 MB in the beginning and 857.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:27,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 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 2984.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 885.9 MB in the end (delta: 68.5 MB). Peak memory consumption was 68.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 315.22 ms. Allocated memory is still 1.0 GB. Free memory was 885.9 MB in the beginning and 868.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.97 ms. Allocated memory is still 1.0 GB. Free memory was 868.7 MB in the beginning and 857.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...