./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_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 6c320b37d511af0da72206e24cfb2ecedfa0d009 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_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 6c320b37d511af0da72206e24cfb2ecedfa0d009 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:56,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:56,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:56,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:56,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:56,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:56,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:56,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:56,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:56,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:56,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:56,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:56,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:56,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:56,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:56,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:56,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:56,999 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:57,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:57,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:57,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:57,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:57,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:57,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:57,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:57,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:57,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:57,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:57,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:57,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:57,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:57,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:57,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:57,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:57,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:57,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:57,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:57,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:57,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:57,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:57,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:57,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:57,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:57,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:57,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:57,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:57,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:57,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:57,125 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:57,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:57,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:57,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:57,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:57,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:57,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:57,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:57,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:57,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:57,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:57,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:57,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:57,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:57,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:57,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:57,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:57,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:57,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:57,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:57,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:57,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:57,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:57,143 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 -> 6c320b37d511af0da72206e24cfb2ecedfa0d009 [2019-11-24 20:56:57,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:57,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:57,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:57,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:57,747 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:57,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-24 20:56:57,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41d7a1736/179bb2b847a343ff9d7eb36ab78c17dd/FLAG41b704f13 [2019-11-24 20:56:59,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:59,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-24 20:56:59,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41d7a1736/179bb2b847a343ff9d7eb36ab78c17dd/FLAG41b704f13 [2019-11-24 20:56:59,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41d7a1736/179bb2b847a343ff9d7eb36ab78c17dd [2019-11-24 20:56:59,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:59,598 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:59,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:59,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:59,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:59,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:59, skipping insertion in model container [2019-11-24 20:56:59,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:59" (1/1) ... [2019-11-24 20:56:59,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:59,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:03,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:03,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:04,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:04,347 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:04,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04 WrapperNode [2019-11-24 20:57:04,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:04,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:04,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:04,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:04,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:04,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:04,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:04,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:04,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:05,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:05,476 INFO L168 Benchmark]: Toolchain (without parser) took 5871.35 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 804.0 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,477 INFO L168 Benchmark]: CDTParser took 1.08 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. [2019-11-24 20:57:05,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4754.99 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 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 555.87 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,489 INFO L168 Benchmark]: Boogie Preprocessor took 554.36 ms. Allocated memory is still 1.0 GB. Free memory was 827.1 MB in the beginning and 804.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:05,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 4754.99 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 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 555.87 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 554.36 ms. Allocated memory is still 1.0 GB. Free memory was 827.1 MB in the beginning and 804.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 0.1.24-32f2683 [2019-11-24 20:57:09,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:09,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:09,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:09,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:09,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:09,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:09,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:09,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:09,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:09,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:09,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:09,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:09,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:09,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:09,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:09,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:09,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:09,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:09,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:09,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:09,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:09,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:09,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:09,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:09,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:09,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:09,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:09,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:09,606 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:09,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:09,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:09,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:09,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:09,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:09,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:09,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:09,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:09,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:09,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:09,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:09,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:09,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:09,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:09,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:09,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:09,680 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:09,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:09,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:09,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:09,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:09,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:09,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:09,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:09,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:09,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:09,690 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:09,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:09,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:09,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:09,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:09,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:09,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:09,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:09,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:09,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:09,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:09,697 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:09,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:09,697 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:09,698 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:09,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:09,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:09,702 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 -> 6c320b37d511af0da72206e24cfb2ecedfa0d009 [2019-11-24 20:57:10,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:10,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:10,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:10,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:10,303 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:10,304 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-24 20:57:10,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69041a623/7fb758851cc148b3ad7ecfbbd03f632a/FLAG637d0e17e [2019-11-24 20:57:12,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:12,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-24 20:57:12,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69041a623/7fb758851cc148b3ad7ecfbbd03f632a/FLAG637d0e17e [2019-11-24 20:57:12,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69041a623/7fb758851cc148b3ad7ecfbbd03f632a [2019-11-24 20:57:12,184 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:12,190 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:12,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:12,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:12,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:12,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:12, skipping insertion in model container [2019-11-24 20:57:12,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:12" (1/1) ... [2019-11-24 20:57:12,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:12,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:15,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:15,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:16,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:16,719 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:16,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16 WrapperNode [2019-11-24 20:57:16,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:16,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:16,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:16,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:16,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:16,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:17,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:17,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:17,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:17,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:16" (1/1) ... [2019-11-24 20:57:17,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:17,610 INFO L168 Benchmark]: Toolchain (without parser) took 5419.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.1 MB in the end (delta: 156.8 MB). Peak memory consumption was 156.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,613 INFO L168 Benchmark]: CDTParser took 0.92 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. [2019-11-24 20:57:17,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4528.00 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,619 INFO L168 Benchmark]: Boogie Procedure Inliner took 431.66 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,623 INFO L168 Benchmark]: Boogie Preprocessor took 450.68 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:17,635 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 4528.00 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 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 431.66 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 450.68 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...