./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label26.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/Problem05_label26.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 2462155244f03f72d4fd9bbe9efbda5e841d1807 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_label26.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 2462155244f03f72d4fd9bbe9efbda5e841d1807 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:36:17,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:17,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:17,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:17,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:17,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:17,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:17,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:17,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:17,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:17,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:17,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:17,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:17,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:17,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:17,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:17,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:17,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:17,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:17,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:17,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:17,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:17,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:17,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:17,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:17,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:17,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:17,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:17,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:17,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:17,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:17,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:17,973 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:17,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:17,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:17,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:17,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:17,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:17,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:17,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:17,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:17,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:18,014 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:18,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:18,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:18,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:18,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:18,019 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:18,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:18,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:18,020 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:18,020 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:18,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:18,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:18,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:18,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:18,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:18,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:18,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:18,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:18,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:18,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:18,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:18,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:18,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:18,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:18,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:18,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:18,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:18,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:18,029 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 -> 2462155244f03f72d4fd9bbe9efbda5e841d1807 [2019-11-26 16:36:18,408 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:18,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:18,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:18,435 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:18,435 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:18,436 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label26.c [2019-11-26 16:36:18,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffbf0bea/96996794dfd340f3b21bd2851afc2c5a/FLAGaff59947a [2019-11-26 16:36:19,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:19,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label26.c [2019-11-26 16:36:20,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffbf0bea/96996794dfd340f3b21bd2851afc2c5a/FLAGaff59947a [2019-11-26 16:36:20,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffbf0bea/96996794dfd340f3b21bd2851afc2c5a [2019-11-26 16:36:20,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:20,569 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:20,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:20,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:20,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:20,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:20" (1/1) ... [2019-11-26 16:36:20,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:20, skipping insertion in model container [2019-11-26 16:36:20,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:20" (1/1) ... [2019-11-26 16:36:20,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:20,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:24,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:24,378 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:26,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:26,313 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:26,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26 WrapperNode [2019-11-26 16:36:26,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:26,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:26,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:26,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:26,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,440 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,874 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:26,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:26,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:26,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:26,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:26,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:26" (1/1) ... [2019-11-26 16:36:27,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:27,512 INFO L168 Benchmark]: Toolchain (without parser) took 6939.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 741.4 MB in the end (delta: 191.6 MB). Peak memory consumption was 191.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,515 INFO L168 Benchmark]: CDTParser took 2.94 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 16:36:27,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5747.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 878.4 MB in the end (delta: 54.6 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 555.59 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 799.3 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,521 INFO L168 Benchmark]: Boogie Preprocessor took 629.64 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 741.4 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:27,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.94 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 5747.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 878.4 MB in the end (delta: 54.6 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 555.59 ms. Allocated memory is still 1.0 GB. Free memory was 878.4 MB in the beginning and 799.3 MB in the end (delta: 79.1 MB). Peak memory consumption was 79.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 629.64 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 741.4 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 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 0.1.24-025d5a2 [2019-11-26 16:36:30,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:30,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:30,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:30,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:30,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:30,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:30,352 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:30,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:30,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:30,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:30,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:30,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:30,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:30,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:30,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:30,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:30,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:30,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:30,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:30,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:30,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:30,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:30,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:30,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:30,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:30,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:30,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:30,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:30,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:30,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:30,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:30,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:30,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:30,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:30,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:30,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:30,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:30,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:30,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:30,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:30,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:30,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:30,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:30,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:30,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:30,465 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:30,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:30,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:30,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:30,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:30,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:30,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:30,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:30,469 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:30,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:30,470 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:30,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:30,470 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:30,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:30,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:30,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:30,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:30,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:30,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:30,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:30,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:30,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:30,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:30,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:30,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:30,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:30,477 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 -> 2462155244f03f72d4fd9bbe9efbda5e841d1807 [2019-11-26 16:36:30,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:30,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:30,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:30,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:30,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:30,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label26.c [2019-11-26 16:36:31,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ed15d2e6/d4d9a41ca2a042f8b111410dec633a57/FLAG037eb9d0f [2019-11-26 16:36:32,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:32,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label26.c [2019-11-26 16:36:32,592 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ed15d2e6/d4d9a41ca2a042f8b111410dec633a57/FLAG037eb9d0f [2019-11-26 16:36:33,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ed15d2e6/d4d9a41ca2a042f8b111410dec633a57 [2019-11-26 16:36:33,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:33,076 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:33,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:33,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:33,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:33,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:33" (1/1) ... [2019-11-26 16:36:33,094 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 04:36:33, skipping insertion in model container [2019-11-26 16:36:33,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:33" (1/1) ... [2019-11-26 16:36:33,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:33,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:37,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:37,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:39,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:39,499 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:39,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39 WrapperNode [2019-11-26 16:36:39,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:39,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:39,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:39,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:39,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:39,645 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:40,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:40,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:40,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:40,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:39" (1/1) ... [2019-11-26 16:36:40,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:40,632 INFO L168 Benchmark]: Toolchain (without parser) took 7551.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 709.8 MB in the end (delta: 223.1 MB). Peak memory consumption was 223.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:40,633 INFO L168 Benchmark]: CDTParser took 0.27 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 16:36:40,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6424.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 850.0 MB in the end (delta: 83.0 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:40,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 563.33 ms. Allocated memory is still 1.0 GB. Free memory was 850.0 MB in the beginning and 767.3 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:40,640 INFO L168 Benchmark]: Boogie Preprocessor took 559.07 ms. Allocated memory is still 1.0 GB. Free memory was 767.3 MB in the beginning and 709.8 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:40,650 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 6424.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 850.0 MB in the end (delta: 83.0 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 563.33 ms. Allocated memory is still 1.0 GB. Free memory was 850.0 MB in the beginning and 767.3 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 559.07 ms. Allocated memory is still 1.0 GB. Free memory was 767.3 MB in the beginning and 709.8 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...