./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label51.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/Problem16_label51.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 b620a6eee56163bc37e2147dc44628859c4747f3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label51.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 b620a6eee56163bc37e2147dc44628859c4747f3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:55:57,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:57,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:57,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:57,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:57,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:57,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:57,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:57,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:57,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:57,285 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:57,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:57,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:57,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:57,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:57,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:57,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:57,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:57,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:57,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:57,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:57,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:57,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:57,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:57,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:57,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:57,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:57,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:57,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:57,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:57,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:57,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:57,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:57,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:57,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:57,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:57,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:57,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:57,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:57,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:57,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:57,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:57,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:57,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:57,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:57,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:57,445 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:57,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:57,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:57,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:57,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:57,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:57,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:57,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:57,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:57,451 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:57,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:57,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:57,454 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:57,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:57,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:57,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:57,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:57,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:57,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:57,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:57,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:57,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:57,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:57,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:57,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:57,463 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 -> b620a6eee56163bc37e2147dc44628859c4747f3 [2019-11-24 20:55:58,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:58,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:58,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:58,113 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:58,114 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:58,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-24 20:55:58,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe9f9521/9f4ed810c427449fb7f942502b6c7b82/FLAG1df7c2d2d [2019-11-24 20:55:59,826 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:59,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-24 20:55:59,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe9f9521/9f4ed810c427449fb7f942502b6c7b82/FLAG1df7c2d2d [2019-11-24 20:55:59,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fe9f9521/9f4ed810c427449fb7f942502b6c7b82 [2019-11-24 20:55:59,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:59,920 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:59,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:59,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:59,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:59,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:59" (1/1) ... [2019-11-24 20:55:59,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:59, skipping insertion in model container [2019-11-24 20:55:59,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:59" (1/1) ... [2019-11-24 20:55:59,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:00,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:01,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:01,796 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:02,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:02,813 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:02,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02 WrapperNode [2019-11-24 20:56:02,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:02,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:02,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:02,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:02,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:02,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,177 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:03,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:03,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:03,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:03,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,414 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:02" (1/1) ... [2019-11-24 20:56:03,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:03,534 INFO L168 Benchmark]: Toolchain (without parser) took 3609.65 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 890.9 MB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:03,536 INFO L168 Benchmark]: CDTParser took 3.21 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 20:56:03,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2890.02 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 931.0 MB in the end (delta: 25.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:03,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 361.89 ms. Allocated memory is still 1.0 GB. Free memory was 931.0 MB in the beginning and 908.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:03,547 INFO L168 Benchmark]: Boogie Preprocessor took 345.21 ms. Allocated memory is still 1.0 GB. Free memory was 908.1 MB in the beginning and 890.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:03,558 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.21 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 2890.02 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 931.0 MB in the end (delta: 25.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 361.89 ms. Allocated memory is still 1.0 GB. Free memory was 931.0 MB in the beginning and 908.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 345.21 ms. Allocated memory is still 1.0 GB. Free memory was 908.1 MB in the beginning and 890.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:07,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:07,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:07,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:07,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:07,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:07,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:07,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:07,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:07,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:07,489 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:07,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:07,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:07,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:07,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:07,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:07,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:07,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:07,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:07,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:07,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:07,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:07,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:07,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:07,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:07,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:07,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:07,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:07,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:07,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:07,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:07,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:07,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:07,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:07,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:07,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:07,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:07,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:07,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:07,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:07,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:07,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:07,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:07,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:07,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:07,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:07,646 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:07,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:07,647 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:07,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:07,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:07,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:07,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:07,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:07,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:07,651 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:07,651 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:07,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:07,654 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:07,654 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:07,654 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:07,655 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:07,655 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:07,655 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:07,655 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:07,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:07,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:07,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:07,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:07,660 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:07,660 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:07,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:07,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:07,662 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 -> b620a6eee56163bc37e2147dc44628859c4747f3 [2019-11-24 20:56:08,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:08,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:08,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:08,369 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:08,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:08,374 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-24 20:56:08,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e163fe41/ebb500d700e14afe8174808149b88b9d/FLAG706c1b55e [2019-11-24 20:56:10,025 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:10,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label51.c [2019-11-24 20:56:10,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e163fe41/ebb500d700e14afe8174808149b88b9d/FLAG706c1b55e [2019-11-24 20:56:10,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e163fe41/ebb500d700e14afe8174808149b88b9d [2019-11-24 20:56:10,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:10,129 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:10,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:10,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:10,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:10,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:10,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:10, skipping insertion in model container [2019-11-24 20:56:10,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:10" (1/1) ... [2019-11-24 20:56:10,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:10,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:12,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:12,268 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:12,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:12,874 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:12,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12 WrapperNode [2019-11-24 20:56:12,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:12,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:12,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:12,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:12,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:12,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:13,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:13,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:13,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:13,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:12" (1/1) ... [2019-11-24 20:56:13,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:13,381 INFO L168 Benchmark]: Toolchain (without parser) took 3246.36 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:13,383 INFO L168 Benchmark]: CDTParser took 3.66 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 20:56:13,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2747.89 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:13,389 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:13,391 INFO L168 Benchmark]: Boogie Preprocessor took 217.95 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:13,401 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.66 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 2747.89 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 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 274.11 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 217.95 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 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...