./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label19.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/Problem17_label19.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 ae44815abe4c47f139211779a869862d37e7c620 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label19.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 ae44815abe4c47f139211779a869862d37e7c620 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:17,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:17,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:17,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:17,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:17,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:17,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:17,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:17,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:17,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:17,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:17,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:17,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:17,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:17,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:17,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:17,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:17,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:17,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:17,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:17,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:17,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:17,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:17,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:17,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:17,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:17,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:17,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:17,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:17,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:17,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:17,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:17,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:17,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:17,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:17,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:17,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:17,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:17,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:17,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:17,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:17,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:17,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:17,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:17,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:17,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:17,535 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:17,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:17,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:17,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:17,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:17,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:17,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:17,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:17,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:17,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:17,543 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:17,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:17,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:17,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:17,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:17,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:17,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:17,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:17,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:17,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:17,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:17,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:17,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:17,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:17,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:17,552 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 -> ae44815abe4c47f139211779a869862d37e7c620 [2019-11-24 20:56:18,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:18,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:18,123 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:18,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:18,128 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:18,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-24 20:56:18,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3d50a4c/50b15ec0e8484f3680a1b87bd1eba62f/FLAG3deb9dc91 [2019-11-24 20:56:19,801 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:19,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-24 20:56:19,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3d50a4c/50b15ec0e8484f3680a1b87bd1eba62f/FLAG3deb9dc91 [2019-11-24 20:56:19,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c3d50a4c/50b15ec0e8484f3680a1b87bd1eba62f [2019-11-24 20:56:19,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:19,914 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:19,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:19,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:19,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:19,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:19, skipping insertion in model container [2019-11-24 20:56:19,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:19" (1/1) ... [2019-11-24 20:56:19,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:20,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:22,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:22,323 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:23,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:23,223 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:23,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23 WrapperNode [2019-11-24 20:56:23,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:23,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:23,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:23,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:23,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:23,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:23,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:23,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:23,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:23,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:23,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:23,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:24,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:24,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:24,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:24,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:24,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:23" (1/1) ... [2019-11-24 20:56:24,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:24,847 INFO L168 Benchmark]: Toolchain (without parser) took 4927.03 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 780.8 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,848 INFO L168 Benchmark]: CDTParser took 3.86 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 20:56:24,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3309.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,857 INFO L168 Benchmark]: Boogie Procedure Inliner took 735.71 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,862 INFO L168 Benchmark]: Boogie Preprocessor took 869.65 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 780.8 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:24,873 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.86 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 3309.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 735.71 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 869.65 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 780.8 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 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 20:56:28,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:28,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:28,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:28,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:28,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:28,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:28,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:28,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:28,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:28,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:28,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:28,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:28,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:28,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:28,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:28,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:28,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:28,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:28,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:28,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:28,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:28,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:28,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:28,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:28,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:28,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:28,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:28,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:28,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:28,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:28,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:28,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:28,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:28,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:28,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:28,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:28,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:28,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:28,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:28,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:29,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:29,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:29,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:29,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:29,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:29,046 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:29,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:29,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:29,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:29,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:29,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:29,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:29,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:29,053 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:29,054 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:29,054 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:29,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:29,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:29,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:29,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:29,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:29,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:29,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:29,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:29,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:29,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:29,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:29,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:29,061 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:29,063 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:29,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:29,064 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:29,065 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 -> ae44815abe4c47f139211779a869862d37e7c620 [2019-11-24 20:56:29,588 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:29,614 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:29,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:29,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:29,630 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:29,631 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-24 20:56:29,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f97e7b3/eb566f3f4f0542acabdb47fb156b285d/FLAG7ea5855e7 [2019-11-24 20:56:31,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:31,439 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-24 20:56:31,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f97e7b3/eb566f3f4f0542acabdb47fb156b285d/FLAG7ea5855e7 [2019-11-24 20:56:31,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f97e7b3/eb566f3f4f0542acabdb47fb156b285d [2019-11-24 20:56:31,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:31,555 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:31,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:31,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:31,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:31,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:31" (1/1) ... [2019-11-24 20:56:31,579 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 08:56:31, skipping insertion in model container [2019-11-24 20:56:31,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:31" (1/1) ... [2019-11-24 20:56:31,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:31,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:34,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:34,423 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:35,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:35,686 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:35,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35 WrapperNode [2019-11-24 20:56:35,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:35,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:35,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:35,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:35,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,815 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,083 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:36,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:36,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:36,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:36,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:36,492 INFO L168 Benchmark]: Toolchain (without parser) took 4934.91 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 782.1 MB in the end (delta: 173.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:36,494 INFO L168 Benchmark]: CDTParser took 1.48 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 20:56:36,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4134.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:36,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 392.57 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:36,504 INFO L168 Benchmark]: Boogie Preprocessor took 400.43 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:36,514 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 4134.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 392.57 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.43 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...