./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label34.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label34.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 ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label34.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 ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:21,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:21,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:21,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:21,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:21,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:21,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:21,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:21,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:21,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:21,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:21,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:21,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:21,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:21,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:21,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:21,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:21,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:21,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:21,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:21,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:21,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:21,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:21,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:21,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:21,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:21,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:21,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:21,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:21,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:21,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:21,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:21,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:21,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:21,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:21,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:21,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:21,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:21,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:21,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:21,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:21,907 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:21,948 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:21,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:21,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:21,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:21,959 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:21,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:21,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:21,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:21,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:21,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:21,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:21,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:21,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:21,963 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:21,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:21,964 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:21,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:21,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:21,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:21,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:21,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:21,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:21,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:21,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:21,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:21,970 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:21,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:21,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:21,972 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 -> ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 [2019-11-27 16:00:22,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:22,569 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:22,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:22,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:22,585 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:22,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-27 16:00:22,753 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d480657a5/e47d99ae71fd4e88b3c837d82b7f0a99/FLAGa8a051335 [2019-11-27 16:00:24,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:24,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-27 16:00:24,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d480657a5/e47d99ae71fd4e88b3c837d82b7f0a99/FLAGa8a051335 [2019-11-27 16:00:24,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d480657a5/e47d99ae71fd4e88b3c837d82b7f0a99 [2019-11-27 16:00:24,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:24,538 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:24,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:24,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:24,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:24,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:24" (1/1) ... [2019-11-27 16:00:24,564 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 27.11 04:00:24, skipping insertion in model container [2019-11-27 16:00:24,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:24" (1/1) ... [2019-11-27 16:00:24,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:24,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:27,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:27,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:28,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:28,401 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:28,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28 WrapperNode [2019-11-27 16:00:28,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:28,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:28,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:28,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:28,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:28,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:28,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:28,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:28,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:28,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:28" (1/1) ... [2019-11-27 16:00:29,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:29,445 INFO L168 Benchmark]: Toolchain (without parser) took 4899.19 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 804.2 MB in the end (delta: 151.8 MB). Peak memory consumption was 151.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,446 INFO L168 Benchmark]: CDTParser took 0.35 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 16:00:29,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3864.05 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 873.5 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 556.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,457 INFO L168 Benchmark]: Boogie Preprocessor took 470.69 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:29,467 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 3864.05 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 873.5 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 556.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 470.69 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 804.2 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:33,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:33,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:33,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:33,426 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:33,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:33,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:33,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:33,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:33,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:33,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:33,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:33,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:33,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:33,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:33,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:33,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:33,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:33,499 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:33,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:33,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:33,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:33,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:33,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:33,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:33,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:33,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:33,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:33,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:33,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:33,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:33,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:33,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:33,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:33,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:33,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:33,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:33,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:33,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:33,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:33,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:33,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:33,610 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:33,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:33,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:33,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:33,619 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:33,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:33,620 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:33,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:33,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:33,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:33,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:33,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:33,624 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:33,625 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:33,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:33,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:33,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:33,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:33,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:33,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:33,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:33,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:33,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:33,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:33,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:33,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:33,633 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:33,634 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:33,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:33,637 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:33,638 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 -> ef4f4ef2542378b8a6e831ea89e905174b1e6fd6 [2019-11-27 16:00:34,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:34,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:34,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:34,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:34,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:34,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-27 16:00:34,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05d4ebafb/0987390c95fd47bf8c334ec103e64af2/FLAG0eca81d9f [2019-11-27 16:00:36,033 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:36,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label34.c [2019-11-27 16:00:36,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05d4ebafb/0987390c95fd47bf8c334ec103e64af2/FLAG0eca81d9f [2019-11-27 16:00:36,148 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05d4ebafb/0987390c95fd47bf8c334ec103e64af2 [2019-11-27 16:00:36,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:36,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:36,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:36,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:36,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:36,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,185 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 27.11 04:00:36, skipping insertion in model container [2019-11-27 16:00:36,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:36" (1/1) ... [2019-11-27 16:00:36,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:36,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:40,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:40,069 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:41,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:41,209 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:41,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41 WrapperNode [2019-11-27 16:00:41,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:41,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:41,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:41,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:41,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:41,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:41,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:41,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:41,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:41,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:42,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:41" (1/1) ... [2019-11-27 16:00:42,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:42,055 INFO L168 Benchmark]: Toolchain (without parser) took 5889.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:42,056 INFO L168 Benchmark]: CDTParser took 0.40 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 16:00:42,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5048.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.0 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:42,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 441.07 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:42,065 INFO L168 Benchmark]: Boogie Preprocessor took 390.62 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:42,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 5048.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.0 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 441.07 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 390.62 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...