./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label39.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/Problem17_label39.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 b07aaaeac93c61c10d6b6fc3e94d332dee16098d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label39.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 b07aaaeac93c61c10d6b6fc3e94d332dee16098d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:37:48,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:48,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:48,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:48,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:48,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:48,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:48,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:48,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:48,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:48,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:48,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:48,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:48,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:48,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:48,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:48,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:48,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:48,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:48,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:48,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:48,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:48,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:48,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:48,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:48,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:48,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:48,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:48,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:48,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:48,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:48,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:48,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:48,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:48,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:48,327 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:48,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:48,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:48,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:48,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:48,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:48,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:48,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:48,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:48,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:48,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:48,403 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:48,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:48,404 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:48,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:48,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:48,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:48,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:48,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:48,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:48,412 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:48,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:48,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:48,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:48,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:48,414 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:48,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:48,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:48,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:48,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:48,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:48,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:48,422 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:48,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:48,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:48,423 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 -> b07aaaeac93c61c10d6b6fc3e94d332dee16098d [2019-11-27 09:37:49,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:49,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:49,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:49,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:49,095 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:49,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 09:37:49,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f430ad3e/b0e125859ce141e38cc9173e0fcd5938/FLAGe163b052b [2019-11-27 09:37:50,852 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:50,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 09:37:50,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f430ad3e/b0e125859ce141e38cc9173e0fcd5938/FLAGe163b052b [2019-11-27 09:37:50,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f430ad3e/b0e125859ce141e38cc9173e0fcd5938 [2019-11-27 09:37:50,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:50,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:50,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:50,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:50,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:50,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,983 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 27.11 09:37:50, skipping insertion in model container [2019-11-27 09:37:50,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:51,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:51,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:53,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:53,203 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:54,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:54,079 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:54,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54 WrapperNode [2019-11-27 09:37:54,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:54,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:54,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:54,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:54,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:54,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:54,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:54,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:54,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:54,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:54,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:54,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:54,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:54,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:54" (1/1) ... [2019-11-27 09:37:55,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:55,521 INFO L168 Benchmark]: Toolchain (without parser) took 4556.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.4 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:55,522 INFO L168 Benchmark]: CDTParser took 0.45 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 09:37:55,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3122.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:55,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 696.87 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. [2019-11-27 09:37:55,533 INFO L168 Benchmark]: Boogie Preprocessor took 727.94 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. [2019-11-27 09:37:55,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 3122.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 696.87 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 727.94 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-da95e15 [2019-11-27 09:37:59,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:59,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:59,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:59,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:59,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:59,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:59,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:59,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:59,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:59,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:59,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:59,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:59,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:59,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:59,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:59,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:59,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:59,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:59,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:59,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:59,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:59,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:59,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:59,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:59,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:59,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:59,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:59,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:59,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:59,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:59,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:59,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:59,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:59,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:59,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:59,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:59,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:59,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:59,648 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:59,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:59,652 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:59,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:59,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:59,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:59,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:59,704 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:59,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:59,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:59,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:59,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:59,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:59,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:59,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:59,711 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:59,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:59,712 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:59,712 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:59,712 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:59,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:59,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:59,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:59,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:59,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:59,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:59,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:59,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:59,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:59,718 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:59,721 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:59,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:59,721 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:59,723 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 -> b07aaaeac93c61c10d6b6fc3e94d332dee16098d [2019-11-27 09:38:00,374 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:00,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:00,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:00,425 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:00,427 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:00,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 09:38:00,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2b5b1f1/93b6710d531a4f9a9d0085b5fc6c8788/FLAG2211337ab [2019-11-27 09:38:02,212 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:02,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label39.c [2019-11-27 09:38:02,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2b5b1f1/93b6710d531a4f9a9d0085b5fc6c8788/FLAG2211337ab [2019-11-27 09:38:02,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db2b5b1f1/93b6710d531a4f9a9d0085b5fc6c8788 [2019-11-27 09:38:02,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:02,337 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:02,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:02,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:02,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:02,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:02,362 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 09:38:02, skipping insertion in model container [2019-11-27 09:38:02,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:02" (1/1) ... [2019-11-27 09:38:02,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:02,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:04,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:04,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:06,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:06,167 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:06,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06 WrapperNode [2019-11-27 09:38:06,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:06,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:06,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:06,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:06,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,564 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:06,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:06,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:06,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:06" (1/1) ... [2019-11-27 09:38:06,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,989 INFO L168 Benchmark]: Toolchain (without parser) took 4645.68 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,990 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:06,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3830.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,996 INFO L168 Benchmark]: Boogie Procedure Inliner took 393.61 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:07,000 INFO L168 Benchmark]: Boogie Preprocessor took 414.23 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:07,009 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 3830.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 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 393.61 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 414.23 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...