./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_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/Problem10_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 cedd4be5c783220986647beb9a6f0a386eea1980 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_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 cedd4be5c783220986647beb9a6f0a386eea1980 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:53:44,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:44,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:44,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:44,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:44,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:44,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:44,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:44,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:44,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:44,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:44,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:44,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:44,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:44,282 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:44,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:44,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:44,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:44,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:44,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:44,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:44,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:44,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:44,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:44,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:44,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:44,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:44,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:44,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:44,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:44,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:44,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:44,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:44,357 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:44,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:44,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:44,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:44,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:44,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:44,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:44,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:44,373 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:53:44,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:44,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:44,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:44,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:44,420 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:44,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:44,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:44,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:53:44,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:44,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:44,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:44,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:44,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:44,426 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:44,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:44,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:44,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:44,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:44,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:44,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:44,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:44,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:44,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:44,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:44,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:44,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:53:44,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:53:44,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:44,434 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 -> cedd4be5c783220986647beb9a6f0a386eea1980 [2019-11-27 15:53:45,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:45,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:45,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:45,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:45,066 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:45,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 15:53:45,230 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff7029fc/cb209a7171ff45159ace1bad1076a5be/FLAG66d374be1 [2019-11-27 15:53:46,444 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:46,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 15:53:46,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff7029fc/cb209a7171ff45159ace1bad1076a5be/FLAG66d374be1 [2019-11-27 15:53:46,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff7029fc/cb209a7171ff45159ace1bad1076a5be [2019-11-27 15:53:46,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:46,515 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:46,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:46,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:46,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:46,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:46" (1/1) ... [2019-11-27 15:53:46,533 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 03:53:46, skipping insertion in model container [2019-11-27 15:53:46,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:46" (1/1) ... [2019-11-27 15:53:46,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:46,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:47,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:47,635 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:47,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:47,996 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:47,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47 WrapperNode [2019-11-27 15:53:47,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:47,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:47,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:47,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:48,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:48,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:48,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:48,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:48,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:48,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:48,473 INFO L168 Benchmark]: Toolchain (without parser) took 1948.70 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 954.7 MB in the end (delta: 6.9 MB). Peak memory consumption was 7.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:48,475 INFO L168 Benchmark]: CDTParser took 0.38 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 15:53:48,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1479.28 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 971.9 MB in the end (delta: -10.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:48,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.74 ms. Allocated memory is still 1.0 GB. Free memory was 971.9 MB in the beginning and 960.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:48,485 INFO L168 Benchmark]: Boogie Preprocessor took 234.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:48,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1479.28 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 971.9 MB in the end (delta: -10.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.74 ms. Allocated memory is still 1.0 GB. Free memory was 971.9 MB in the beginning and 960.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.62 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.7 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 15:53:52,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:52,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:52,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:52,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:52,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:52,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:52,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:52,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:52,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:52,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:52,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:52,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:52,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:52,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:52,545 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:52,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:52,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:52,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:52,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:52,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:52,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:52,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:52,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:52,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:52,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:52,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:52,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:52,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:52,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:52,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:52,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:52,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:52,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:52,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:52,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:52,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:52,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:52,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:52,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:52,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:52,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:53:52,672 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:52,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:52,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:52,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:52,677 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:52,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:52,679 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:52,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:52,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:52,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:52,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:52,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:52,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:53:52,684 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:53:52,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:52,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:52,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:52,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:52,687 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:52,687 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:52,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:52,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:52,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:52,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:52,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:52,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:52,691 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:53:52,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:53:52,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:52,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:53:52,697 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 -> cedd4be5c783220986647beb9a6f0a386eea1980 [2019-11-27 15:53:53,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:53,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:53,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:53,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:53,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:53,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 15:53:53,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d248034a2/60a637b4091d497bb6f1d5e850c69bb2/FLAG544c36ebe [2019-11-27 15:53:54,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:54,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 15:53:54,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d248034a2/60a637b4091d497bb6f1d5e850c69bb2/FLAG544c36ebe [2019-11-27 15:53:54,757 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d248034a2/60a637b4091d497bb6f1d5e850c69bb2 [2019-11-27 15:53:54,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:54,773 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:54,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:54,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:54,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:54,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:54" (1/1) ... [2019-11-27 15:53:54,796 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 03:53:54, skipping insertion in model container [2019-11-27 15:53:54,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:54" (1/1) ... [2019-11-27 15:53:54,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:54,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:56,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:56,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:56,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:56,501 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:56,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56 WrapperNode [2019-11-27 15:53:56,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:56,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:56,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:56,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:56,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:56,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:56,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:56,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:56,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:56" (1/1) ... [2019-11-27 15:53:56,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:56,877 INFO L168 Benchmark]: Toolchain (without parser) took 2103.28 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 960.7 MB in the end (delta: 951.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,884 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:53:56,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1728.57 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.84 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,891 INFO L168 Benchmark]: Boogie Preprocessor took 164.65 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:56,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1728.57 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 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.84 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.65 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 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...