./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label53.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/Problem11_label53.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 7a6323f0523a6a5e01d0796c8294441d4080a58a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label53.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 7a6323f0523a6a5e01d0796c8294441d4080a58a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:07,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:07,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:07,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:07,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:07,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:07,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:07,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:07,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:07,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:07,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:07,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:07,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:07,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:07,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:07,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:07,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:07,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:07,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:07,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:07,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:07,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:07,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:07,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:07,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:07,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:07,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:07,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:07,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:07,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:07,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:07,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:07,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:07,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:07,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:07,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:07,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:07,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:07,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:07,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:07,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:07,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:07,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:07,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:07,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:07,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:07,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:07,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:07,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:07,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:07,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:07,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:07,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:07,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:07,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:07,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:07,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:07,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:07,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:07,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:07,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:07,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:07,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:07,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:07,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:07,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:07,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:07,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:07,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:07,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:07,532 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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2019-11-26 16:46:08,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:08,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:08,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:08,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:08,172 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:08,173 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-26 16:46:08,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8aac8a1/b9e48d4a3940493094780420a8fcc3ac/FLAG17b804184 [2019-11-26 16:46:09,675 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:09,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-26 16:46:09,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8aac8a1/b9e48d4a3940493094780420a8fcc3ac/FLAG17b804184 [2019-11-26 16:46:09,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c8aac8a1/b9e48d4a3940493094780420a8fcc3ac [2019-11-26 16:46:09,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:09,768 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:09,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:09,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:09,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:09,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:09" (1/1) ... [2019-11-26 16:46:09,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:09, skipping insertion in model container [2019-11-26 16:46:09,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:09" (1/1) ... [2019-11-26 16:46:09,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:09,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:11,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:11,271 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:11,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:11,677 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:11,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11 WrapperNode [2019-11-26 16:46:11,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:11,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:11,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:11,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:11,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:11,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:11,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:11,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:11,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:12,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:12,223 INFO L168 Benchmark]: Toolchain (without parser) took 2451.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 915.9 MB in the end (delta: 50.1 MB). Peak memory consumption was 50.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,224 INFO L168 Benchmark]: CDTParser took 0.32 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 16:46:12,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1912.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 944.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.22 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 927.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,234 INFO L168 Benchmark]: Boogie Preprocessor took 274.77 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 915.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:12,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1912.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 944.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.22 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 927.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.77 ms. Allocated memory is still 1.0 GB. Free memory was 927.4 MB in the beginning and 915.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 16:46:16,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:16,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:16,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:16,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:16,090 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:16,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:16,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:16,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:16,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:16,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:16,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:16,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:16,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:16,141 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:16,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:16,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:16,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:16,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:16,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:16,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:16,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:16,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:16,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:16,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:16,199 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:16,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:16,202 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:16,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:16,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:16,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:16,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:16,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:16,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:16,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:16,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:16,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:16,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:16,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:16,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:16,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:16,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:16,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:16,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:16,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:16,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:16,276 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:16,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:16,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:16,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:16,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:16,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:16,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:16,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:16,281 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:16,282 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:16,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:16,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:16,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:16,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:16,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:16,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:16,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:16,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:16,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:16,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:16,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:16,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:16,290 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:16,294 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:16,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:16,294 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:16,296 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 -> 7a6323f0523a6a5e01d0796c8294441d4080a58a [2019-11-26 16:46:16,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:16,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:17,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:17,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:17,010 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:17,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-26 16:46:17,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea8a564f/d1f01f428ee949e68a23e47a72b088ac/FLAG796588895 [2019-11-26 16:46:18,428 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:18,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label53.c [2019-11-26 16:46:18,470 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea8a564f/d1f01f428ee949e68a23e47a72b088ac/FLAG796588895 [2019-11-26 16:46:18,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ea8a564f/d1f01f428ee949e68a23e47a72b088ac [2019-11-26 16:46:18,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:18,520 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:18,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:18,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:18,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:18,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:18" (1/1) ... [2019-11-26 16:46:18,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:18, skipping insertion in model container [2019-11-26 16:46:18,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:18" (1/1) ... [2019-11-26 16:46:18,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:18,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:20,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:20,221 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:20,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:20,637 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:20,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20 WrapperNode [2019-11-26 16:46:20,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:20,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:20,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:20,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:20,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:20,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:20,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:20,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:20,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:21,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:21,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:21,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:21,085 INFO L168 Benchmark]: Toolchain (without parser) took 2560.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 920.5 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,086 INFO L168 Benchmark]: CDTParser took 0.36 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 16:46:21,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2112.07 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 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.83 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,096 INFO L168 Benchmark]: Boogie Preprocessor took 211.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:21,106 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 2112.07 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 937.7 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.83 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.13 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...