./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem19_label47.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 595a54f0921375f7e8ebe088e66adc6fc7405356 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label47.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 595a54f0921375f7e8ebe088e66adc6fc7405356 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:39:45,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:45,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:45,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:45,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:45,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:45,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:45,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:45,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:45,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:45,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:45,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:45,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:45,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:45,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:45,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:45,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:45,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:45,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:45,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:45,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:45,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:45,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:45,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:45,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:45,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:45,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:45,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:45,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:45,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:45,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:45,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:45,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:45,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:45,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:45,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:45,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:45,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:45,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:45,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:45,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:45,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:45,481 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:45,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:45,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:45,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:45,488 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:45,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:45,489 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:45,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:45,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:45,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:45,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:45,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:45,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:45,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:45,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:45,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:45,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:45,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:45,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:45,499 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:45,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:45,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:45,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:45,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:45,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:45,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:45,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:45,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:45,504 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 -> 595a54f0921375f7e8ebe088e66adc6fc7405356 [2019-11-27 09:39:46,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:46,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:46,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:46,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:46,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:46,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-27 09:39:46,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578be12a3/23825175345d42ab9970f24f2aa7b7dc/FLAG7aac4c670 [2019-11-27 09:39:48,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:48,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-27 09:39:48,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578be12a3/23825175345d42ab9970f24f2aa7b7dc/FLAG7aac4c670 [2019-11-27 09:39:48,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578be12a3/23825175345d42ab9970f24f2aa7b7dc [2019-11-27 09:39:48,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:48,502 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:48,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:48,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:48,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:48,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:48,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ceac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:48, skipping insertion in model container [2019-11-27 09:39:48,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:48" (1/1) ... [2019-11-27 09:39:48,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:49,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:53,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:53,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:56,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:56,120 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:56,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56 WrapperNode [2019-11-27 09:39:56,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:56,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:56,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:56,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:56,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:56,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:57,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:57,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:57,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:57,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:57,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:57,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:57,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:57,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:58,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:59,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:39:59,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:56" (1/1) ... [2019-11-27 09:40:00,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:00,501 INFO L168 Benchmark]: Toolchain (without parser) took 11990.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 789.2 MB in the end (delta: 148.1 MB). Peak memory consumption was 404.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:00,504 INFO L168 Benchmark]: CDTParser took 4.57 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. [2019-11-27 09:40:00,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7618.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 888.5 MB in the end (delta: 48.7 MB). Peak memory consumption was 279.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:00,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 1423.67 ms. Allocated memory is still 1.0 GB. Free memory was 888.5 MB in the beginning and 722.0 MB in the end (delta: 166.5 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:00,516 INFO L168 Benchmark]: Boogie Preprocessor took 2939.37 ms. Allocated memory is still 1.0 GB. Free memory was 722.0 MB in the beginning and 789.2 MB in the end (delta: -67.2 MB). Peak memory consumption was 188.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:00,529 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.57 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 7618.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 937.3 MB in the beginning and 888.5 MB in the end (delta: 48.7 MB). Peak memory consumption was 279.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1423.67 ms. Allocated memory is still 1.0 GB. Free memory was 888.5 MB in the beginning and 722.0 MB in the end (delta: 166.5 MB). Peak memory consumption was 166.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2939.37 ms. Allocated memory is still 1.0 GB. Free memory was 722.0 MB in the beginning and 789.2 MB in the end (delta: -67.2 MB). Peak memory consumption was 188.8 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-da95e15 [2019-11-27 09:40:04,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:40:04,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:40:04,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:40:04,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:40:04,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:40:04,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:40:04,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:40:04,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:40:04,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:40:04,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:40:04,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:40:04,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:40:04,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:40:04,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:40:04,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:40:04,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:40:04,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:40:04,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:40:04,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:40:04,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:40:04,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:40:04,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:40:04,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:40:04,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:40:04,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:40:04,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:40:04,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:40:04,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:40:04,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:40:04,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:40:04,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:40:04,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:40:04,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:40:04,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:40:04,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:40:04,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:40:04,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:40:04,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:40:04,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:40:04,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:40:04,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:40:04,712 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:40:04,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:40:04,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:40:04,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:40:04,719 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:40:04,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:40:04,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:40:04,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:40:04,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:40:04,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:40:04,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:40:04,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:40:04,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:40:04,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:40:04,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:40:04,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:40:04,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:40:04,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:40:04,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:40:04,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:40:04,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:40:04,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:40:04,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:40:04,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:40:04,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:40:04,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:40:04,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:40:04,737 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:40:04,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:40:04,737 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:40:04,739 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 -> 595a54f0921375f7e8ebe088e66adc6fc7405356 [2019-11-27 09:40:05,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:40:05,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:40:05,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:40:05,389 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:40:05,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:40:05,391 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-27 09:40:05,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6834d7d23/52264812892a43f0ae87b83599bf7dcf/FLAG01734da64 [2019-11-27 09:40:07,462 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:40:07,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-27 09:40:07,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6834d7d23/52264812892a43f0ae87b83599bf7dcf/FLAG01734da64 [2019-11-27 09:40:07,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6834d7d23/52264812892a43f0ae87b83599bf7dcf [2019-11-27 09:40:07,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:40:07,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:40:07,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:07,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:40:07,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:40:07,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:07,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07, skipping insertion in model container [2019-11-27 09:40:07,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:07,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:40:08,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:13,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:13,906 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:17,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:17,137 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:17,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17 WrapperNode [2019-11-27 09:40:17,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:17,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:17,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:17,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:17,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:17,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:17,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:17,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:17,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:17,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:17,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:17,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:18,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:18,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:18,957 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:19,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:19,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:17" (1/1) ... [2019-11-27 09:40:19,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:19,295 INFO L168 Benchmark]: Toolchain (without parser) took 11669.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 856.9 MB in the end (delta: 76.1 MB). Peak memory consumption was 308.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:19,296 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:40:19,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9518.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 750.8 MB in the end (delta: 182.3 MB). Peak memory consumption was 252.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:19,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 752.14 ms. Allocated memory is still 1.0 GB. Free memory was 750.8 MB in the beginning and 680.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:19,304 INFO L168 Benchmark]: Boogie Preprocessor took 1390.40 ms. Allocated memory is still 1.0 GB. Free memory was 680.6 MB in the beginning and 856.9 MB in the end (delta: -176.3 MB). Peak memory consumption was 55.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:19,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 9518.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 750.8 MB in the end (delta: 182.3 MB). Peak memory consumption was 252.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 752.14 ms. Allocated memory is still 1.0 GB. Free memory was 750.8 MB in the beginning and 680.6 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1390.40 ms. Allocated memory is still 1.0 GB. Free memory was 680.6 MB in the beginning and 856.9 MB in the end (delta: -176.3 MB). Peak memory consumption was 55.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...