./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label39.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/Problem12_label39.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8053ea186302e8f6fda4301bb9de6149944b24a6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label39.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8053ea186302e8f6fda4301bb9de6149944b24a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:41,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:41,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:41,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:41,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:41,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:41,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:41,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:41,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:41,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:41,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:41,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:41,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:41,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:41,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:41,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:41,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:41,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:41,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:41,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:41,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:41,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:41,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:41,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:41,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:41,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:41,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:41,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:41,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:41,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:41,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:41,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:41,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:41,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:41,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:41,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:41,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:41,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:41,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:41,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:41,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:41,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:41,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:41,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:41,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:41,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:41,977 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:41,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:41,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:41,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:41,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:41,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:41,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:41,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:41,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:41,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:41,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:41,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:41,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:41,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:41,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:41,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:41,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:41,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:41,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:41,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:41,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:41,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:41,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:41,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:41,988 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 -> 8053ea186302e8f6fda4301bb9de6149944b24a6 [2019-11-26 16:46:42,484 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:42,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:42,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:42,511 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:42,512 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:42,516 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-26 16:46:42,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f143311/70f3bf2fa0834aa799f57d6a8d5ae9cf/FLAG2e2c32537 [2019-11-26 16:46:43,762 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:43,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-26 16:46:43,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f143311/70f3bf2fa0834aa799f57d6a8d5ae9cf/FLAG2e2c32537 [2019-11-26 16:46:44,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41f143311/70f3bf2fa0834aa799f57d6a8d5ae9cf [2019-11-26 16:46:44,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:44,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:44,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:44,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:44,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:44,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:44" (1/1) ... [2019-11-26 16:46:44,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:44, skipping insertion in model container [2019-11-26 16:46:44,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:44" (1/1) ... [2019-11-26 16:46:44,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:44,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:46,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:46,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:47,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:47,178 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:47,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47 WrapperNode [2019-11-26 16:46:47,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:47,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:47,184 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:47,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,726 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:47,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:47,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:47,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:47,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:47,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,041 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:47" (1/1) ... [2019-11-26 16:46:48,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:48,667 INFO L168 Benchmark]: Toolchain (without parser) took 4502.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 910.1 MB in the end (delta: 44.4 MB). Peak memory consumption was 316.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,671 INFO L168 Benchmark]: CDTParser took 0.34 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 16:46:48,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3017.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 815.1 MB in the end (delta: 139.4 MB). Peak memory consumption was 139.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,674 INFO L168 Benchmark]: Boogie Procedure Inliner took 548.11 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 746.4 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,677 INFO L168 Benchmark]: Boogie Preprocessor took 931.20 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 910.1 MB in the end (delta: -163.7 MB). Peak memory consumption was 108.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:48,685 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3017.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 815.1 MB in the end (delta: 139.4 MB). Peak memory consumption was 139.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 548.11 ms. Allocated memory is still 1.0 GB. Free memory was 815.1 MB in the beginning and 746.4 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 931.20 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 910.1 MB in the end (delta: -163.7 MB). Peak memory consumption was 108.6 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 16:46:51,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:51,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:51,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:51,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:51,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:51,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:51,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:51,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:51,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:51,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:51,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:51,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:51,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:51,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:51,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:51,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:51,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:51,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:51,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:51,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:51,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:51,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:51,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:51,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:51,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:51,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:51,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:51,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:51,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:51,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:51,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:51,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:51,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:51,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:51,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:51,508 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:51,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:51,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:51,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:51,510 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:51,511 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:51,539 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:51,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:51,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:51,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:51,544 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:51,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:51,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:51,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:51,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:51,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:51,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:51,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:51,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:51,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:51,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:51,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:51,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:51,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:51,551 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:51,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:51,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:51,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:51,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:51,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:51,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:51,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:51,556 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:51,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:51,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:51,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:51,558 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 -> 8053ea186302e8f6fda4301bb9de6149944b24a6 [2019-11-26 16:46:52,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:52,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:52,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:52,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:52,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:52,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-26 16:46:52,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c491bd5/0e0b209b2fe14b49aafb7142f80a4040/FLAGcffbe60d2 [2019-11-26 16:46:53,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:53,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label39.c [2019-11-26 16:46:53,315 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c491bd5/0e0b209b2fe14b49aafb7142f80a4040/FLAGcffbe60d2 [2019-11-26 16:46:53,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65c491bd5/0e0b209b2fe14b49aafb7142f80a4040 [2019-11-26 16:46:53,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:53,686 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:53,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:53,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:53,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:53,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:53" (1/1) ... [2019-11-26 16:46:53,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:53, skipping insertion in model container [2019-11-26 16:46:53,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:53" (1/1) ... [2019-11-26 16:46:53,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:53,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:56,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:56,043 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:57,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:57,184 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:57,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57 WrapperNode [2019-11-26 16:46:57,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:57,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:57,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:57,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:57,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:57,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:57,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:57,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:57,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:58,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:58,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:58,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:58,176 INFO L168 Benchmark]: Toolchain (without parser) took 4485.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 285.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:58,178 INFO L168 Benchmark]: CDTParser took 2.07 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 16:46:58,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3498.41 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 767.8 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:58,182 INFO L168 Benchmark]: Boogie Procedure Inliner took 391.73 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 739.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:58,184 INFO L168 Benchmark]: Boogie Preprocessor took 589.98 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 945.5 MB in the end (delta: -206.3 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:58,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.07 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 3498.41 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 767.8 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 391.73 ms. Allocated memory is still 1.0 GB. Free memory was 767.8 MB in the beginning and 739.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 589.98 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 945.5 MB in the end (delta: -206.3 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...