./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label06.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/Problem14_label06.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 0d6d504be06c544abd3f98aa8e24c2240a31073b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label06.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 0d6d504be06c544abd3f98aa8e24c2240a31073b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:57:10,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:10,246 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:10,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:10,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:10,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:10,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:10,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:10,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:10,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:10,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:10,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:10,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:10,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:10,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:10,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:10,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:10,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:10,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:10,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:10,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:10,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:10,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:10,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:10,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:10,395 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:10,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:10,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:10,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:10,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:10,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:10,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:10,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:10,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:10,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:10,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:10,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:10,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:10,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:10,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:10,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:10,428 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:10,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:10,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:10,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:10,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:10,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:10,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:10,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:10,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:10,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:10,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:10,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:10,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:10,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:10,483 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:10,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:10,485 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:10,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:10,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:10,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:10,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:10,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:10,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:10,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:10,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:10,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:10,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:10,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:10,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:10,492 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 -> 0d6d504be06c544abd3f98aa8e24c2240a31073b [2019-11-27 15:57:11,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:11,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:11,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:11,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:11,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:11,180 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-27 15:57:11,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ce32e8dc/c84d6aabe51a482e8d0a627e95386445/FLAG66f584515 [2019-11-27 15:57:12,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:12,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-27 15:57:12,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ce32e8dc/c84d6aabe51a482e8d0a627e95386445/FLAG66f584515 [2019-11-27 15:57:12,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ce32e8dc/c84d6aabe51a482e8d0a627e95386445 [2019-11-27 15:57:12,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:12,728 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:12,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:12,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:12,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:12,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12, skipping insertion in model container [2019-11-27 15:57:12,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:12,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:14,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:14,124 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:14,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:14,514 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:14,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14 WrapperNode [2019-11-27 15:57:14,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:14,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:14,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:14,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:14,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:14,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:14,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:14,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:14,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:14,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:15,001 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:14" (1/1) ... [2019-11-27 15:57:15,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:15,047 INFO L168 Benchmark]: Toolchain (without parser) took 2312.38 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 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:15,049 INFO L168 Benchmark]: CDTParser took 1.41 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 15:57:15,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1783.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:15,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.09 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:15,060 INFO L168 Benchmark]: Boogie Preprocessor took 245.71 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:15,075 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 1783.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.09 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.71 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:19,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:19,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:19,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:19,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:19,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:19,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:19,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:19,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:19,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:19,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:19,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:19,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:19,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:19,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:19,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:19,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:19,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:19,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:19,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:19,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:19,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:19,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:19,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:19,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:19,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:19,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:19,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:19,180 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:19,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:19,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:19,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:19,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:19,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:19,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:19,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:19,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:19,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:19,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:19,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:19,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:19,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:19,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:19,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:19,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:19,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:19,255 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:19,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:19,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:19,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:19,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:19,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:19,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:19,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:19,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:19,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:19,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:19,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:19,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:19,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:19,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:19,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:19,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:19,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:19,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:19,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:19,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:19,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:19,270 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:19,270 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:19,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:19,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:19,275 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 -> 0d6d504be06c544abd3f98aa8e24c2240a31073b [2019-11-27 15:57:19,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:19,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:19,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:19,889 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:19,889 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:19,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-27 15:57:20,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eed84c534/04d5a64b29c545088ae8c932e5902aa9/FLAG433fd228f [2019-11-27 15:57:21,322 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:21,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-27 15:57:21,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eed84c534/04d5a64b29c545088ae8c932e5902aa9/FLAG433fd228f [2019-11-27 15:57:21,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eed84c534/04d5a64b29c545088ae8c932e5902aa9 [2019-11-27 15:57:21,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:21,405 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:21,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:21,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:21,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:21,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21, skipping insertion in model container [2019-11-27 15:57:21,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:21,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:22,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:22,943 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:23,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:23,490 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:23,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23 WrapperNode [2019-11-27 15:57:23,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:23,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:23,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:23,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:23,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:23,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:23,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:23,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:23,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:23" (1/1) ... [2019-11-27 15:57:23,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:23,930 INFO L168 Benchmark]: Toolchain (without parser) took 2517.23 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 943.4 MB in the end (delta: 18.2 MB). Peak memory consumption was 18.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:23,932 INFO L168 Benchmark]: CDTParser took 2.75 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 15:57:23,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2075.13 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 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:23,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.36 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:23,941 INFO L168 Benchmark]: Boogie Preprocessor took 193.15 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:23,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 2075.13 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 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.36 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.15 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 943.4 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...