./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label38.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/Problem06_label38.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 12c83830a665d90acea8923d32a581e8db2d350e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label38.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 12c83830a665d90acea8923d32a581e8db2d350e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:53,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:53,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:53,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:53,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:53,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:53,926 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:53,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:53,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:53,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:53,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:53,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:53,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:53,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:53,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:53,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:53,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:53,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:53,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:53,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:54,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:54,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:54,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:54,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:54,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:54,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:54,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:54,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:54,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:54,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:54,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:54,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:54,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:54,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:54,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:54,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:54,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:54,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:54,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:54,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:54,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:54,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:54,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:54,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:54,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:54,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:54,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:54,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:54,110 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:54,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:54,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:54,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:54,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:54,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:54,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:54,115 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:54,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:54,116 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:54,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:54,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:54,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:54,119 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:54,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:54,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:54,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:54,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:54,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:54,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:54,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:54,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:54,124 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 -> 12c83830a665d90acea8923d32a581e8db2d350e [2019-11-26 16:37:54,805 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:54,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:54,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:54,846 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:54,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:54,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-26 16:37:55,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150c4b162/dac8964bea9248a3ac7ea1fb10f29535/FLAG0b7de5295 [2019-11-26 16:37:57,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:57,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-26 16:37:57,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150c4b162/dac8964bea9248a3ac7ea1fb10f29535/FLAG0b7de5295 [2019-11-26 16:37:57,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150c4b162/dac8964bea9248a3ac7ea1fb10f29535 [2019-11-26 16:37:57,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:57,704 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:57,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:57,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:57,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:57,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:57" (1/1) ... [2019-11-26 16:37:57,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:57, skipping insertion in model container [2019-11-26 16:37:57,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:57" (1/1) ... [2019-11-26 16:37:57,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:58,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:02,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:02,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:05,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:05,364 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:05,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05 WrapperNode [2019-11-26 16:38:05,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:05,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:05,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:05,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:05,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:05,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:06,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:06,498 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:06,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:06,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:06,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:07,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:07,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:07,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:05" (1/1) ... [2019-11-26 16:38:07,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:07,344 INFO L168 Benchmark]: Toolchain (without parser) took 9636.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 820.6 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,345 INFO L168 Benchmark]: CDTParser took 2.59 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. [2019-11-26 16:38:07,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7662.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 712.9 MB in the end (delta: 218.6 MB). Peak memory consumption was 218.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 1129.48 ms. Allocated memory is still 1.0 GB. Free memory was 712.9 MB in the beginning and 872.6 MB in the end (delta: -159.7 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,354 INFO L168 Benchmark]: Boogie Preprocessor took 836.50 ms. Allocated memory is still 1.0 GB. Free memory was 872.6 MB in the beginning and 820.6 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:07,366 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 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 7662.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 712.9 MB in the end (delta: 218.6 MB). Peak memory consumption was 218.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1129.48 ms. Allocated memory is still 1.0 GB. Free memory was 712.9 MB in the beginning and 872.6 MB in the end (delta: -159.7 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 836.50 ms. Allocated memory is still 1.0 GB. Free memory was 872.6 MB in the beginning and 820.6 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 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 16:38:11,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:11,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:11,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:11,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:11,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:11,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:11,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:11,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:11,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:11,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:11,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:11,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:11,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:11,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:11,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:11,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:11,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:11,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:11,430 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:11,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:11,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:11,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:11,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:11,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:11,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:11,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:11,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:11,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:11,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:11,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:11,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:11,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:11,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:11,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:11,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:11,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:11,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:11,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:11,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:11,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:11,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:11,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:11,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:11,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:11,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:11,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:11,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:11,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:11,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:11,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:11,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:11,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:11,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:11,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:11,545 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:11,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:11,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:11,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:11,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:11,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:11,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:11,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:11,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:11,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:11,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:11,551 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:11,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:11,555 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:11,556 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:11,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:11,556 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:11,558 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 -> 12c83830a665d90acea8923d32a581e8db2d350e [2019-11-26 16:38:12,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:12,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:12,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:12,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:12,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:12,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-26 16:38:12,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca3262dd/811a12197861441281f92006395b5e96/FLAG653858716 [2019-11-26 16:38:14,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:14,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label38.c [2019-11-26 16:38:14,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca3262dd/811a12197861441281f92006395b5e96/FLAG653858716 [2019-11-26 16:38:14,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ca3262dd/811a12197861441281f92006395b5e96 [2019-11-26 16:38:14,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:14,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:14,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:14,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:14,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:14,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:14, skipping insertion in model container [2019-11-26 16:38:14,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:14" (1/1) ... [2019-11-26 16:38:14,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:15,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:19,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:19,520 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:22,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:22,131 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:22,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22 WrapperNode [2019-11-26 16:38:22,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:22,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:22,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:22,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:22,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:22,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:22,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:22,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:22,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:22,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:22" (1/1) ... [2019-11-26 16:38:23,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:23,684 INFO L168 Benchmark]: Toolchain (without parser) took 9009.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 768.0 MB in the end (delta: 162.2 MB). Peak memory consumption was 162.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,685 INFO L168 Benchmark]: CDTParser took 1.82 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. [2019-11-26 16:38:23,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7461.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 892.3 MB in the end (delta: 37.9 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 698.83 ms. Allocated memory is still 1.0 GB. Free memory was 892.3 MB in the beginning and 821.8 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,693 INFO L168 Benchmark]: Boogie Preprocessor took 840.75 ms. Allocated memory is still 1.0 GB. Free memory was 821.8 MB in the beginning and 768.0 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:23,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.82 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 7461.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 930.2 MB in the beginning and 892.3 MB in the end (delta: 37.9 MB). Peak memory consumption was 268.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 698.83 ms. Allocated memory is still 1.0 GB. Free memory was 892.3 MB in the beginning and 821.8 MB in the end (delta: 70.5 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 840.75 ms. Allocated memory is still 1.0 GB. Free memory was 821.8 MB in the beginning and 768.0 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...