./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label37.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 8165ba680fc105391e495bc6dd5e7460344c3bc4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label37.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 8165ba680fc105391e495bc6dd5e7460344c3bc4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:21,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:21,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:21,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:21,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:21,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:21,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:21,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:21,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:21,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:21,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:21,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:21,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:21,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:21,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:21,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:21,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:21,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:21,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:21,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:21,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:21,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:21,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:21,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:21,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:21,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:21,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:21,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:21,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:21,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:21,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:21,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:21,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:21,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:21,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:21,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:21,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:21,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:21,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:21,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:21,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:21,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:22,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:22,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:22,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:22,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:22,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:22,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:22,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:22,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:22,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:22,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:22,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:22,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:22,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:22,037 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:22,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:22,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:22,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:22,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:22,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:22,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:22,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:22,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:22,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:22,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:22,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:22,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:22,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:22,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:22,048 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 -> 8165ba680fc105391e495bc6dd5e7460344c3bc4 [2019-11-26 16:51:22,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:22,661 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:22,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:22,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:22,676 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:22,678 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-26 16:51:22,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb7120cb/f38b88dc758b40a2ace50c67035d6115/FLAG1571f1591 [2019-11-26 16:51:24,227 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:24,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-26 16:51:24,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb7120cb/f38b88dc758b40a2ace50c67035d6115/FLAG1571f1591 [2019-11-26 16:51:24,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb7120cb/f38b88dc758b40a2ace50c67035d6115 [2019-11-26 16:51:24,351 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:24,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:24,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:24,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:24,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:24,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:24,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24, skipping insertion in model container [2019-11-26 16:51:24,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:24,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:24,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:27,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:27,273 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:28,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:28,370 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:28,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28 WrapperNode [2019-11-26 16:51:28,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:28,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:28,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:28,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:28,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:28,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:28,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:28,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:28,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:28,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:28,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:28,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:28" (1/1) ... [2019-11-26 16:51:29,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:29,515 INFO L168 Benchmark]: Toolchain (without parser) took 5154.05 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 804.8 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:29,517 INFO L168 Benchmark]: CDTParser took 2.83 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. [2019-11-26 16:51:29,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4012.59 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 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:29,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 588.69 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:29,526 INFO L168 Benchmark]: Boogie Preprocessor took 543.81 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:29,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.83 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 4012.59 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 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 588.69 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 543.81 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:33,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:33,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:33,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:33,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:33,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:33,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:33,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:33,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:33,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:33,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:33,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:33,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:33,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:33,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:33,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:33,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:33,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:33,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:33,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:33,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:33,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:33,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:33,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:33,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:33,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:33,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:33,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:33,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:33,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:33,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:33,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:33,623 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:33,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:33,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:33,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:33,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:33,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:33,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:33,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:33,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:33,642 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:33,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:33,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:33,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:33,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:33,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:33,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:33,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:33,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:33,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:33,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:33,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:33,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:33,695 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:33,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:33,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:33,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:33,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:33,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:33,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:33,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:33,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:33,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:33,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:33,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:33,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:33,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:33,706 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:33,706 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:33,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:33,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:33,710 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 -> 8165ba680fc105391e495bc6dd5e7460344c3bc4 [2019-11-26 16:51:34,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:34,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:34,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:34,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:34,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:34,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-26 16:51:34,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fec20d953/bd06edc832824e17b585e53d6184516e/FLAG8bf7b07a3 [2019-11-26 16:51:36,152 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:36,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2019-11-26 16:51:36,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fec20d953/bd06edc832824e17b585e53d6184516e/FLAG8bf7b07a3 [2019-11-26 16:51:36,754 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fec20d953/bd06edc832824e17b585e53d6184516e [2019-11-26 16:51:36,766 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:36,773 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:36,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:36,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:36,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:36,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:36,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36, skipping insertion in model container [2019-11-26 16:51:36,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:36,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:37,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:39,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:39,835 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:41,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:41,065 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:41,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41 WrapperNode [2019-11-26 16:51:41,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:41,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:41,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:41,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:41,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:41,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:41,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:41,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:41" (1/1) ... [2019-11-26 16:51:41,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:41,914 INFO L168 Benchmark]: Toolchain (without parser) took 5139.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 804.2 MB in the end (delta: 150.4 MB). Peak memory consumption was 150.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,915 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-26 16:51:41,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4293.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 850.0 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 414.78 ms. Allocated memory is still 1.0 GB. Free memory was 850.0 MB in the beginning and 821.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,926 INFO L168 Benchmark]: Boogie Preprocessor took 420.95 ms. Allocated memory is still 1.0 GB. Free memory was 821.4 MB in the beginning and 804.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:41,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 4293.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 850.0 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 414.78 ms. Allocated memory is still 1.0 GB. Free memory was 850.0 MB in the beginning and 821.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 420.95 ms. Allocated memory is still 1.0 GB. Free memory was 821.4 MB in the beginning and 804.2 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...