./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem03_label14.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 9197060d9e6f590900f81f4b5b3ae266edbba8aa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label14.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 9197060d9e6f590900f81f4b5b3ae266edbba8aa ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:37,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:37,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:37,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:37,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:37,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:37,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:37,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:37,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:37,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:37,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:37,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:37,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:37,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:37,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:37,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:37,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:37,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:37,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:37,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:37,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:37,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:37,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:37,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:37,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:37,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:37,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:37,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:37,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:37,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:37,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:37,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:37,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:37,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:37,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:37,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:37,360 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:37,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:37,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:37,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:37,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:37,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:34:37,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:37,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:37,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:37,424 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:37,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:37,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:37,427 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:37,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:34:37,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:37,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:37,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:37,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:37,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:37,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:37,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:37,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:37,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:37,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:37,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:37,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:37,437 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:37,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:37,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:37,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:37,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:37,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:34:37,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:34:37,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:37,442 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 -> 9197060d9e6f590900f81f4b5b3ae266edbba8aa [2019-11-26 16:34:37,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:37,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:38,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:38,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:38,010 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:38,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label14.c [2019-11-26 16:34:38,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8301efc8/976acfca472e4b73b4f5a75908236db6/FLAG408f52a97 [2019-11-26 16:34:39,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:39,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label14.c [2019-11-26 16:34:39,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8301efc8/976acfca472e4b73b4f5a75908236db6/FLAG408f52a97 [2019-11-26 16:34:39,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8301efc8/976acfca472e4b73b4f5a75908236db6 [2019-11-26 16:34:39,645 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:39,647 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:39,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:39,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:39,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:39,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:39, skipping insertion in model container [2019-11-26 16:34:39,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:39" (1/1) ... [2019-11-26 16:34:39,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:39,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:41,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:41,548 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:42,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:42,203 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:42,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42 WrapperNode [2019-11-26 16:34:42,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:42,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:42,211 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:42,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:42,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,328 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:42,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:42,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:42,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:42,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:42" (1/1) ... [2019-11-26 16:34:42,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:42,822 INFO L168 Benchmark]: Toolchain (without parser) took 3170.01 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 903.5 MB in the end (delta: 52.4 MB). Peak memory consumption was 52.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:42,825 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:42,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2557.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.2 MB in the end (delta: 23.8 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:42,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 345.80 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 915.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:42,834 INFO L168 Benchmark]: Boogie Preprocessor took 258.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:42,845 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2557.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.2 MB in the end (delta: 23.8 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 345.80 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 915.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 258.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.0 MB in the beginning and 903.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:46,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:46,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:46,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:46,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:46,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:46,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:46,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:46,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:46,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:46,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:46,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:46,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:46,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:46,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:46,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:46,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:46,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:46,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:46,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:46,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:46,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:46,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:46,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:46,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:46,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:46,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:46,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:46,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:46,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:46,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:46,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:46,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:46,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:46,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:46,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:46,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:46,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:46,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:46,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:46,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:46,898 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:46,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:46,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:46,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:46,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:46,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:46,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:46,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:46,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:46,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:46,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:46,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:46,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:46,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:46,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:46,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:46,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:46,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:46,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:46,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:46,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:46,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:46,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:46,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:46,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:46,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:46,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:46,963 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:46,963 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:46,963 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:46,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:46,967 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 -> 9197060d9e6f590900f81f4b5b3ae266edbba8aa [2019-11-26 16:34:47,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:47,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:47,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:47,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:47,642 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:47,646 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label14.c [2019-11-26 16:34:47,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39704c5/fde82aae99ee46aa8398d1edcb52b583/FLAGaae72b252 [2019-11-26 16:34:49,318 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:49,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label14.c [2019-11-26 16:34:49,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39704c5/fde82aae99ee46aa8398d1edcb52b583/FLAGaae72b252 [2019-11-26 16:34:49,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39704c5/fde82aae99ee46aa8398d1edcb52b583 [2019-11-26 16:34:49,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:49,414 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:49,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:49,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:49,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:49,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:49, skipping insertion in model container [2019-11-26 16:34:49,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:49" (1/1) ... [2019-11-26 16:34:49,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:49,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:51,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:51,409 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:52,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:52,211 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:52,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52 WrapperNode [2019-11-26 16:34:52,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:52,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:52,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:52,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:52,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:52,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:52,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:52,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:52,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:52" (1/1) ... [2019-11-26 16:34:52,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:52,809 INFO L168 Benchmark]: Toolchain (without parser) took 3392.19 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 898.2 MB in the end (delta: 57.8 MB). Peak memory consumption was 57.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:52,810 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:52,814 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2795.72 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 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:52,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 315.05 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:52,821 INFO L168 Benchmark]: Boogie Preprocessor took 270.21 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:52,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2795.72 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 921.1 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 315.05 ms. Allocated memory is still 1.0 GB. Free memory was 921.1 MB in the beginning and 909.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 270.21 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 898.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...