./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 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_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 0.1.24-509859d [2019-11-27 15:59:58,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:58,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:58,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:58,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:58,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:58,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:58,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:58,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:58,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:58,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:58,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:58,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:58,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:58,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:58,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:58,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:58,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:58,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:58,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:58,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:58,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:58,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:58,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:58,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:58,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:58,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:58,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:58,440 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:58,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:58,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:58,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:58,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:58,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:58,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:58,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:58,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:58,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:58,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:58,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:58,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:58,464 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:58,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:58,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:58,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:58,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:58,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:58,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:58,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:58,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:58,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:58,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:58,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:58,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:58,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:58,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:58,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:58,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:58,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:58,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:58,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:58,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:58,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:58,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:58,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:58,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:58,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:58,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:58,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:58,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:58,554 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 [2019-11-27 15:59:59,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:59,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:59,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:59,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:59,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:59,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-27 15:59:59,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6f106087/2cd60232c5474be6aa1f4ebbcc2a6c87/FLAGc9c0557b7 [2019-11-27 16:00:00,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:00,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-27 16:00:00,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6f106087/2cd60232c5474be6aa1f4ebbcc2a6c87/FLAGc9c0557b7 [2019-11-27 16:00:00,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6f106087/2cd60232c5474be6aa1f4ebbcc2a6c87 [2019-11-27 16:00:00,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:01,003 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:01,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:01,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:01,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:01,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:01,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:01, skipping insertion in model container [2019-11-27 16:00:01,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:00" (1/1) ... [2019-11-27 16:00:01,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:01,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:03,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:03,766 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:04,837 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:04,910 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:04,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04 WrapperNode [2019-11-27 16:00:04,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:04,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:04,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:04,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:04,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:05,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:05,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:05,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:05,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:05,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:06,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:04" (1/1) ... [2019-11-27 16:00:06,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:06,162 INFO L168 Benchmark]: Toolchain (without parser) took 5153.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.5 MB in the end (delta: 145.8 MB). Peak memory consumption was 145.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:06,162 INFO L168 Benchmark]: CDTParser took 1.36 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 16:00:06,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3905.61 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 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:06,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 597.90 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 827.4 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:06,168 INFO L168 Benchmark]: Boogie Preprocessor took 640.28 ms. Allocated memory is still 1.0 GB. Free memory was 827.4 MB in the beginning and 804.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:06,178 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 3905.61 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 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 597.90 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 827.4 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 640.28 ms. Allocated memory is still 1.0 GB. Free memory was 827.4 MB in the beginning and 804.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-509859d [2019-11-27 16:00:10,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:10,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:10,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:10,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:10,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:10,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:10,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:10,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:10,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:10,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:10,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:10,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:10,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:10,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:10,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:10,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:10,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:10,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:10,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:10,140 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:10,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:10,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:10,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:10,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:10,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:10,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:10,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:10,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:10,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:10,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:10,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:10,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:10,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:10,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:10,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:10,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:10,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:10,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:10,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:10,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:10,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:10,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:10,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:10,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:10,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:10,238 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:10,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:10,241 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:10,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:10,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:10,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:10,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:10,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:10,244 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:10,246 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:10,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:10,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:10,247 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:10,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:10,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:10,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:10,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:10,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:10,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:10,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:10,252 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:10,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:10,254 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:10,254 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:10,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:10,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:10,257 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 [2019-11-27 16:00:10,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:10,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:10,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:10,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:10,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:10,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-27 16:00:11,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7f59503/f613659840454603bd5be7056cafd849/FLAG0611923f6 [2019-11-27 16:00:12,628 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:12,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label08.c [2019-11-27 16:00:12,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7f59503/f613659840454603bd5be7056cafd849/FLAG0611923f6 [2019-11-27 16:00:12,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba7f59503/f613659840454603bd5be7056cafd849 [2019-11-27 16:00:12,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:12,761 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:12,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:12,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:12,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:12,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:12, skipping insertion in model container [2019-11-27 16:00:12,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:12" (1/1) ... [2019-11-27 16:00:12,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:13,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:15,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:15,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:17,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:17,211 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:17,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17 WrapperNode [2019-11-27 16:00:17,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:17,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:17,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:17,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:17,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:17,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:17,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:17,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:17,652 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:17,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:17" (1/1) ... [2019-11-27 16:00:18,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:18,042 INFO L168 Benchmark]: Toolchain (without parser) took 5274.77 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 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:18,043 INFO L168 Benchmark]: CDTParser took 2.54 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 16:00:18,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4451.94 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:18,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 411.34 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 16:00:18,052 INFO L168 Benchmark]: Boogie Preprocessor took 404.04 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:18,061 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 4451.94 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 411.34 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 404.04 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.2 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...