./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label58.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label58.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 5f25d2e4b6683a7e5d3160baff31247799e897d6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label58.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 5f25d2e4b6683a7e5d3160baff31247799e897d6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:51,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:51,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:52,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:52,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:52,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:52,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:52,031 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:52,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:52,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:52,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:52,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:52,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:52,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:52,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:52,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:52,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:52,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:52,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:52,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:52,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:52,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:52,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:52,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:52,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:52,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:52,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:52,093 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:52,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:52,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:52,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:52,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:52,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:52,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:52,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:52,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:52,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:52,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:52,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:52,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:52,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:52,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:52,138 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:52,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:52,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:52,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:52,143 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:52,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:52,144 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:52,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:52,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:52,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:52,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:52,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:52,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:52,148 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:52,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:52,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:52,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:52,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:52,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:52,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:52,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:52,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:52,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:52,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:52,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:52,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:52,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:52,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:52,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:52,155 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 -> 5f25d2e4b6683a7e5d3160baff31247799e897d6 [2019-11-24 20:41:52,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:52,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:52,634 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:52,637 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:52,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:52,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-24 20:41:52,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a4d43374/a0990eceb2b745f09c69edc84de01a42/FLAGcefad8d87 [2019-11-24 20:41:53,874 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:53,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-24 20:41:53,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a4d43374/a0990eceb2b745f09c69edc84de01a42/FLAGcefad8d87 [2019-11-24 20:41:54,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a4d43374/a0990eceb2b745f09c69edc84de01a42 [2019-11-24 20:41:54,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:54,292 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:54,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:54,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:54,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:54,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:54" (1/1) ... [2019-11-24 20:41:54,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:54, skipping insertion in model container [2019-11-24 20:41:54,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:54" (1/1) ... [2019-11-24 20:41:54,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:54,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:56,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:56,725 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:57,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:57,797 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:57,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57 WrapperNode [2019-11-24 20:41:57,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:57,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:57,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:57,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:57,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:57,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:58,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:58,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:58,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:58,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:57" (1/1) ... [2019-11-24 20:41:58,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:58,657 INFO L168 Benchmark]: Toolchain (without parser) took 4359.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 751.4 MB in the end (delta: 200.3 MB). Peak memory consumption was 200.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:58,658 INFO L168 Benchmark]: CDTParser took 0.90 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:58,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3498.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 814.6 MB in the end (delta: 137.1 MB). Peak memory consumption was 137.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:58,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 416.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:58,670 INFO L168 Benchmark]: Boogie Preprocessor took 431.75 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:58,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 3498.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 814.6 MB in the end (delta: 137.1 MB). Peak memory consumption was 137.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 416.45 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 780.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.75 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:01,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:01,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:01,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:01,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:01,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:01,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:01,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:01,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:01,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:01,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:01,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:01,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:01,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:01,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:01,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:01,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:01,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:01,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:01,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:01,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:01,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:01,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:01,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:01,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:01,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:01,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:01,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:01,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:01,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:01,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:01,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:01,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:01,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:01,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:01,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:01,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:01,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:01,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:01,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:01,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:01,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:42:01,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:01,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:01,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:01,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:01,526 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:01,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:01,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:01,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:01,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:01,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:01,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:01,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:01,528 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:01,531 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:42:01,531 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:42:01,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:01,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:01,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:01,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:01,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:01,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:01,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:01,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:01,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:01,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:01,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:01,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:01,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:42:01,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:42:01,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:01,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:42:01,537 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 -> 5f25d2e4b6683a7e5d3160baff31247799e897d6 [2019-11-24 20:42:01,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:01,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:01,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:01,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:01,972 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:01,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-24 20:42:02,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f51798ee6/0d5ff87fafde4ca9a5f2d13a8254e59e/FLAG1a7b85854 [2019-11-24 20:42:03,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:03,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2019-11-24 20:42:03,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f51798ee6/0d5ff87fafde4ca9a5f2d13a8254e59e/FLAG1a7b85854 [2019-11-24 20:42:03,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f51798ee6/0d5ff87fafde4ca9a5f2d13a8254e59e [2019-11-24 20:42:03,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:03,574 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:03,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:03,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:03,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:03,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:03" (1/1) ... [2019-11-24 20:42:03,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:03, skipping insertion in model container [2019-11-24 20:42:03,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:03" (1/1) ... [2019-11-24 20:42:03,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:03,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:05,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:05,867 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:42:06,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:06,988 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:42:06,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06 WrapperNode [2019-11-24 20:42:06,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:06,994 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:06,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:42:06,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:42:07,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:42:07,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:42:07,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:42:07,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:42:07,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:06" (1/1) ... [2019-11-24 20:42:07,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:42:07,658 INFO L168 Benchmark]: Toolchain (without parser) took 4079.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 728.8 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:07,658 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:42:07,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3410.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:07,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.67 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:07,666 INFO L168 Benchmark]: Boogie Preprocessor took 314.70 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:42:07,675 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3410.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 342.67 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 314.70 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 728.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...