./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label17.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 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label17.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 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:05,489 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:05,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:05,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:05,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:05,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:05,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:05,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:05,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:05,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:05,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:05,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:05,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:05,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:05,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:05,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:05,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:05,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:05,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:05,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:05,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:05,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:05,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:05,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:05,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:05,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:05,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:05,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:05,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:05,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:05,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:05,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:05,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:05,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:05,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:05,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:05,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:05,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:05,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:05,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:05,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:05,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:05,638 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:05,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:05,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:05,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:05,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:05,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:05,646 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:05,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:05,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:05,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:05,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:05,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:05,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:05,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:05,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:05,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:05,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:05,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:05,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:05,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:05,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:05,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:05,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:05,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:05,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:05,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:05,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:05,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:05,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d [2019-11-27 16:00:06,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:06,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:06,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:06,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:06,129 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:06,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 16:00:06,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac4d1cf9/6c5b3b9942a24f72be139b5d65df2f00/FLAG6a0e12442 [2019-11-27 16:00:07,255 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:07,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 16:00:07,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac4d1cf9/6c5b3b9942a24f72be139b5d65df2f00/FLAG6a0e12442 [2019-11-27 16:00:07,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ac4d1cf9/6c5b3b9942a24f72be139b5d65df2f00 [2019-11-27 16:00:07,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:07,783 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:07,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:07,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:07,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:07,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:07, skipping insertion in model container [2019-11-27 16:00:07,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:07" (1/1) ... [2019-11-27 16:00:07,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:07,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:09,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:09,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:10,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:10,302 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:10,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10 WrapperNode [2019-11-27 16:00:10,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:10,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:10,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:10,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:10,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:10,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:10,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:10,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:10,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:10,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:10" (1/1) ... [2019-11-27 16:00:11,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:11,085 INFO L168 Benchmark]: Toolchain (without parser) took 3298.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 803.4 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,086 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 16:00:11,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2518.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 872.3 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 367.00 ms. Allocated memory is still 1.0 GB. Free memory was 872.3 MB in the beginning and 826.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,094 INFO L168 Benchmark]: Boogie Preprocessor took 405.49 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 803.4 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:11,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2518.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 872.3 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 367.00 ms. Allocated memory is still 1.0 GB. Free memory was 872.3 MB in the beginning and 826.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 405.49 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 803.4 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 0.1.24-509859d [2019-11-27 16:00:13,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:13,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:13,834 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:13,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:13,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:13,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:13,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:13,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:13,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:13,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:13,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:13,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:13,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:13,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:13,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:13,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:13,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:13,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:13,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:13,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:13,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:13,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:13,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:13,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:13,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:13,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:13,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:13,915 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:13,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:13,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:13,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:13,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:13,923 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:13,924 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:13,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:13,925 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:13,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:13,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:13,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:13,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:13,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:13,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:13,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:13,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:13,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:13,964 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:13,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:13,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:13,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:13,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:13,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:13,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:13,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:13,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:13,969 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:13,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:13,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:13,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:13,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:13,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:13,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:13,973 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:13,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:13,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:13,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:13,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:13,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:13,974 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:13,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:13,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:13,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:13,976 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 -> 0f2710b5445ac1be91379a39e5b9ab3f58abaa0d [2019-11-27 16:00:14,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:14,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:14,487 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:14,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:14,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:14,494 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 16:00:14,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a43e1cd0/cf37767eb0b648f18cfd3a9551207727/FLAG27558e99f [2019-11-27 16:00:15,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:15,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label17.c [2019-11-27 16:00:15,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a43e1cd0/cf37767eb0b648f18cfd3a9551207727/FLAG27558e99f [2019-11-27 16:00:16,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a43e1cd0/cf37767eb0b648f18cfd3a9551207727 [2019-11-27 16:00:16,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:16,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:16,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:16,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:16,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:16,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f061439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:16, skipping insertion in model container [2019-11-27 16:00:16,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:16" (1/1) ... [2019-11-27 16:00:16,165 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:16,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:18,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:18,115 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:18,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:18,988 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:18,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18 WrapperNode [2019-11-27 16:00:18,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:18,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:18,993 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:18,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:19,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:19,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:19,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:19,316 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:19,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:18" (1/1) ... [2019-11-27 16:00:19,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:19,635 INFO L168 Benchmark]: Toolchain (without parser) took 3499.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 799.3 MB in the end (delta: 148.1 MB). Peak memory consumption was 148.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,636 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-27 16:00:19,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2856.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 845.1 MB in the end (delta: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 323.90 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,643 INFO L168 Benchmark]: Boogie Preprocessor took 313.53 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:19,651 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 2856.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 845.1 MB in the end (delta: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 323.90 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 313.53 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...