./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label18.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 c7310cf4a3b42ef0187c950fc5dfe87d438e7995 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label18.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 c7310cf4a3b42ef0187c950fc5dfe87d438e7995 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:45,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:45,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:45,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:45,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:45,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:45,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:45,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:45,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:45,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:45,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:45,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:45,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:45,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:45,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:45,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:45,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:45,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:45,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:45,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:45,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:45,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:45,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:45,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:45,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:45,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:45,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:45,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:45,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:45,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:45,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:45,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:45,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:45,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:45,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:45,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:45,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:45,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:45,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:45,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:45,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:45,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:45,546 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:45,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:45,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:45,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:45,555 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:45,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:45,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:45,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:45,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:45,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:45,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:45,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:45,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:45,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:45,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:45,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:45,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:45,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:45,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:45,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:45,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:45,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:45,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:45,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:45,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:45,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:45,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:45,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:45,570 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-25 22:41:46,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:46,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:46,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:46,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:46,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:46,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-25 22:41:46,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337e6111c/b949a589b60942008635545d852f9249/FLAG1945bb1b3 [2019-11-25 22:41:47,844 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:47,845 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-25 22:41:47,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337e6111c/b949a589b60942008635545d852f9249/FLAG1945bb1b3 [2019-11-25 22:41:47,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/337e6111c/b949a589b60942008635545d852f9249 [2019-11-25 22:41:47,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:47,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:47,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:47,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:47,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:47,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:47,986 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 25.11 10:41:47, skipping insertion in model container [2019-11-25 22:41:47,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:47" (1/1) ... [2019-11-25 22:41:48,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:48,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:49,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:49,895 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:50,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:50,445 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:50,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50 WrapperNode [2019-11-25 22:41:50,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:50,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:50,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:50,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:50,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:50,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:50,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:50,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:50,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:50,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:51,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:51,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:50" (1/1) ... [2019-11-25 22:41:51,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:51,140 INFO L168 Benchmark]: Toolchain (without parser) took 3174.17 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 892.3 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:51,142 INFO L168 Benchmark]: CDTParser took 1.78 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:41:51,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2487.96 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 932.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:51,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 330.27 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:51,154 INFO L168 Benchmark]: Boogie Preprocessor took 346.85 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:51,164 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 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 2487.96 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 932.4 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 330.27 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 346.85 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.3 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 0.1.24-65d6cd2 [2019-11-25 22:41:55,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:55,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:55,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:55,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:55,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:55,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:55,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:55,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:55,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:55,216 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:55,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:55,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:55,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:55,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:55,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:55,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:55,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:55,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:55,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:55,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:55,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:55,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:55,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:55,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:55,287 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:55,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:55,292 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:55,293 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:55,294 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:55,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:55,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:55,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:55,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:55,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:55,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:55,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:55,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:55,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:55,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:55,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:55,316 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:55,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:55,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:55,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:55,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:55,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:55,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:55,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:55,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:55,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:55,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:55,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:55,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:55,367 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:55,368 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:55,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:55,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:55,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:55,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:55,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:55,373 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:55,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:55,373 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:55,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:55,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:55,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:55,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:55,376 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:55,377 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:55,377 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:55,377 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:55,380 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 -> c7310cf4a3b42ef0187c950fc5dfe87d438e7995 [2019-11-25 22:41:55,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:55,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:55,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:56,003 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:56,003 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:56,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-25 22:41:56,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae08c315/e1d57c437a7b4e63b755189c9cda0fa3/FLAG2b0223e14 [2019-11-25 22:41:57,624 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:57,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label18.c [2019-11-25 22:41:57,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae08c315/e1d57c437a7b4e63b755189c9cda0fa3/FLAG2b0223e14 [2019-11-25 22:41:57,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ae08c315/e1d57c437a7b4e63b755189c9cda0fa3 [2019-11-25 22:41:57,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:57,722 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:57,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:57,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:57,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:57,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,746 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 25.11 10:41:57, skipping insertion in model container [2019-11-25 22:41:57,746 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:57" (1/1) ... [2019-11-25 22:41:57,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:57,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:59,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:59,776 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:00,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:00,472 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:00,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00 WrapperNode [2019-11-25 22:42:00,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:00,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:00,478 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:00,478 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:00,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,748 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:00,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:00,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:00,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:00,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:00" (1/1) ... [2019-11-25 22:42:00,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:00,996 INFO L168 Benchmark]: Toolchain (without parser) took 3268.05 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:00,997 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-25 22:42:01,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2747.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,007 INFO L168 Benchmark]: Boogie Preprocessor took 237.71 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 2747.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.71 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...