./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem03_label08.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 44c365411dc6129e6e9156b926af4bb4824929a1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem03_label08.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 44c365411dc6129e6e9156b926af4bb4824929a1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:34,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:34,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:34,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:34,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:34,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:34,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:34,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:34,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:34,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:34,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:34,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:34,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:34,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:34,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:34,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:34,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:34,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:34,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:34,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:34,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:34,467 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:34,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:34,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:34,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:34,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:34,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:34,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:34,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:34,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:34,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:34,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:34,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:34,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:34,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:34,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:34,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:34,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:34,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:34,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:34,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:34,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:34,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:34,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:34,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:34,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:34,563 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:34,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:34,566 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:34,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:34,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:34,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:34,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:34,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:34,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:34,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:34,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:34,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:34,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:34,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:34,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:34,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:34,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:34,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:34,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:34,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:34,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:34,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:34,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:34,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:34,582 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 -> 44c365411dc6129e6e9156b926af4bb4824929a1 [2019-11-26 16:34:35,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:35,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:35,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:35,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:35,136 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:35,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-26 16:34:35,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12e1a27e/90e0879341014ff48103763fbfaf7886/FLAG0af855983 [2019-11-26 16:34:36,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:36,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-26 16:34:36,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12e1a27e/90e0879341014ff48103763fbfaf7886/FLAG0af855983 [2019-11-26 16:34:36,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f12e1a27e/90e0879341014ff48103763fbfaf7886 [2019-11-26 16:34:36,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:36,767 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:36,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:36,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:36,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:36,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:36, skipping insertion in model container [2019-11-26 16:34:36,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:36" (1/1) ... [2019-11-26 16:34:36,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:36,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:38,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:38,559 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:39,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:39,314 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:39,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39 WrapperNode [2019-11-26 16:34:39,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:39,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:39,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:39,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:39,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,414 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:39,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:39,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:39,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:39,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:39,870 INFO L168 Benchmark]: Toolchain (without parser) took 3097.31 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 903.7 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:39,873 INFO L168 Benchmark]: CDTParser took 1.35 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. [2019-11-26 16:34:39,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2547.75 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 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:39,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.24 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:39,883 INFO L168 Benchmark]: Boogie Preprocessor took 257.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:39,893 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 2547.75 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 926.6 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.24 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.42 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:43,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:43,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:43,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:43,894 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:43,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:43,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:43,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:43,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:43,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:43,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:43,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:43,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:43,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:43,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:43,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:43,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:43,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:43,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:43,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:43,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:43,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:43,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:43,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:43,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:43,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:44,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:44,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:44,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:44,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:44,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:44,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:44,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:44,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:44,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:44,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:44,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:44,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:44,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:44,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:44,030 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:44,031 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:44,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:44,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:44,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:44,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:44,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:44,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:44,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:44,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:44,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:44,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:44,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:44,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:44,083 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:44,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:44,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:44,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:44,087 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:44,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:44,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:44,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:44,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:44,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:44,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:44,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:44,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:44,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:44,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:44,094 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:44,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:44,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:44,096 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 -> 44c365411dc6129e6e9156b926af4bb4824929a1 [2019-11-26 16:34:44,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:44,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:44,738 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:44,742 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:44,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:44,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-26 16:34:44,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eb6ff3a8/88788e4bffb94f62a5ed984ebc0b1829/FLAG534c1e575 [2019-11-26 16:34:46,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:46,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label08.c [2019-11-26 16:34:46,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eb6ff3a8/88788e4bffb94f62a5ed984ebc0b1829/FLAG534c1e575 [2019-11-26 16:34:46,633 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eb6ff3a8/88788e4bffb94f62a5ed984ebc0b1829 [2019-11-26 16:34:46,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:46,645 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:46,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:46,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:46,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:46,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7547f8bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:46, skipping insertion in model container [2019-11-26 16:34:46,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:46" (1/1) ... [2019-11-26 16:34:46,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:46,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:48,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:48,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:49,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:49,142 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:49,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49 WrapperNode [2019-11-26 16:34:49,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:49,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:49,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:49,147 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:49,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:49,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:49,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:49,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:49,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:49,708 INFO L168 Benchmark]: Toolchain (without parser) took 3058.23 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 927.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,710 INFO L168 Benchmark]: CDTParser took 0.81 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. [2019-11-26 16:34:49,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2494.07 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 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 324.98 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,722 INFO L168 Benchmark]: Boogie Preprocessor took 229.85 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:49,732 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 2494.07 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 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 324.98 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.85 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...