./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label48.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/Problem18_label48.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 502088309120c81db56339cb9ac9c783be87a5ea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label48.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 502088309120c81db56339cb9ac9c783be87a5ea ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:43:40,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:40,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:40,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:40,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:40,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:40,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:40,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:40,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:40,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:40,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:40,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:40,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:40,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:40,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:40,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:40,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:40,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:40,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:40,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:40,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:40,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:40,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:40,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:40,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:40,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:40,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:40,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:40,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:40,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:40,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:40,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:40,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:40,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:40,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:40,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:40,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:40,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:40,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:40,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:40,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:40,588 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:40,632 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:40,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:40,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:40,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:40,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:40,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:40,639 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:40,640 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:40,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:40,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:40,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:40,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:40,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:40,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:40,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:40,647 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:40,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:40,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:40,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:40,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:40,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:40,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:40,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:40,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:40,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:40,653 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:40,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:40,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:40,654 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 -> 502088309120c81db56339cb9ac9c783be87a5ea [2019-11-25 22:43:41,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:41,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:41,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:41,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:41,472 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:41,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-25 22:43:41,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae8c3960/be6ae14a33d24d6bad1b0e9ee36a4060/FLAG1c24a1d31 [2019-11-25 22:43:43,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:43,254 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-25 22:43:43,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae8c3960/be6ae14a33d24d6bad1b0e9ee36a4060/FLAG1c24a1d31 [2019-11-25 22:43:43,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ae8c3960/be6ae14a33d24d6bad1b0e9ee36a4060 [2019-11-25 22:43:43,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:43,365 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:43,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:43,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:43,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:43,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:43" (1/1) ... [2019-11-25 22:43:43,389 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 25.11 10:43:43, skipping insertion in model container [2019-11-25 22:43:43,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:43" (1/1) ... [2019-11-25 22:43:43,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:43,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:45,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:45,866 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:46,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:46,972 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:46,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46 WrapperNode [2019-11-25 22:43:46,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:46,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:46,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:46,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:46,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:47,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:47,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:47,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:47,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:47,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:48,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:46" (1/1) ... [2019-11-25 22:43:48,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:48,159 INFO L168 Benchmark]: Toolchain (without parser) took 4789.19 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 804.7 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:48,162 INFO L168 Benchmark]: CDTParser took 2.05 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 22:43:48,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3606.30 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 873.4 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:48,169 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.60 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:48,172 INFO L168 Benchmark]: Boogie Preprocessor took 590.67 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:48,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 3606.30 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 873.4 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.60 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 590.67 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 22:43:52,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:52,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:52,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:52,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:52,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:52,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:52,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:52,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:52,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:52,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:52,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:52,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:52,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:52,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:52,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:52,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:52,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:52,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:52,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:52,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:52,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:52,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:52,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:52,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:52,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:52,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:52,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:52,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:52,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:52,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:52,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:52,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:52,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:52,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:52,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:52,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:52,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:52,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:52,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:52,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:52,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:52,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:52,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:52,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:52,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:52,424 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:52,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:52,425 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:52,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:52,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:52,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:52,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:52,428 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:52,428 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:52,431 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:52,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:52,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:52,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:52,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:52,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:52,433 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:52,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:52,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:52,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:52,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:52,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:52,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:52,437 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:52,438 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:52,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:52,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:52,444 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 -> 502088309120c81db56339cb9ac9c783be87a5ea [2019-11-25 22:43:53,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:53,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:53,072 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:53,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:53,079 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:53,081 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-25 22:43:53,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7291fa4c5/599acfb8e5424bb9ac727aa738ccf892/FLAGd513a533d [2019-11-25 22:43:54,840 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:54,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label48.c [2019-11-25 22:43:54,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7291fa4c5/599acfb8e5424bb9ac727aa738ccf892/FLAGd513a533d [2019-11-25 22:43:54,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7291fa4c5/599acfb8e5424bb9ac727aa738ccf892 [2019-11-25 22:43:54,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:54,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:54,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:54,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:54,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:54,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:54" (1/1) ... [2019-11-25 22:43:55,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:54, skipping insertion in model container [2019-11-25 22:43:55,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:54" (1/1) ... [2019-11-25 22:43:55,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:55,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:57,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:57,721 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:58,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:58,808 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:58,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58 WrapperNode [2019-11-25 22:43:58,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:58,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:58,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:58,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:58,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:58,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:59,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:59,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:59,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:59,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:58" (1/1) ... [2019-11-25 22:43:59,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:59,666 INFO L168 Benchmark]: Toolchain (without parser) took 4682.19 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 803.8 MB in the end (delta: 146.5 MB). Peak memory consumption was 146.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:59,667 INFO L168 Benchmark]: CDTParser took 0.93 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 22:43:59,672 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3828.40 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 849.6 MB in the end (delta: 100.6 MB). Peak memory consumption was 100.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:59,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 467.40 ms. Allocated memory is still 1.0 GB. Free memory was 849.6 MB in the beginning and 826.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:59,679 INFO L168 Benchmark]: Boogie Preprocessor took 373.24 ms. Allocated memory is still 1.0 GB. Free memory was 826.7 MB in the beginning and 803.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:59,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 3828.40 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 849.6 MB in the end (delta: 100.6 MB). Peak memory consumption was 100.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 467.40 ms. Allocated memory is still 1.0 GB. Free memory was 849.6 MB in the beginning and 826.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 373.24 ms. Allocated memory is still 1.0 GB. Free memory was 826.7 MB in the beginning and 803.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...