./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label01.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/Problem13_label01.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 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label01.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 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:56:07,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:07,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:07,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:07,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:07,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:07,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:07,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:07,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:07,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:07,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:07,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:07,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:07,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:07,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:07,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:07,655 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:07,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:07,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:07,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:07,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:07,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:07,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:07,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:07,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:07,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:07,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:07,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:07,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:07,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:07,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:07,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:07,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:07,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:07,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:07,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:07,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:07,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:07,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:07,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:07,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:07,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:07,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:07,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:07,792 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:07,792 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:07,792 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:07,793 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:07,795 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:07,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:07,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:07,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:07,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:07,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:07,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:07,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:07,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:07,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:07,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:07,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:07,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:07,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:07,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:07,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:07,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:07,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:07,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:07,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:07,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:07,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:07,811 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 -> 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 [2019-11-27 15:56:08,344 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:08,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:08,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:08,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:08,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:08,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-27 15:56:08,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a22f58f/6f09c83526b3404290bc1a103d202382/FLAG4ed56397f [2019-11-27 15:56:10,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:10,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-27 15:56:10,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a22f58f/6f09c83526b3404290bc1a103d202382/FLAG4ed56397f [2019-11-27 15:56:10,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7a22f58f/6f09c83526b3404290bc1a103d202382 [2019-11-27 15:56:10,544 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:10,546 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:10,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:10,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:10,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:10,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10, skipping insertion in model container [2019-11-27 15:56:10,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:10,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:14,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:14,547 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:16,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:16,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:16,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16 WrapperNode [2019-11-27 15:56:16,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:16,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:16,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:16,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:16,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:17,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:17,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:17,989 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:17,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:18,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:18,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:18,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:18,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:18,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:18,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:19,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:19,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:19,271 INFO L168 Benchmark]: Toolchain (without parser) took 8719.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 808.4 MB in the end (delta: 136.1 MB). Peak memory consumption was 136.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:19,272 INFO L168 Benchmark]: CDTParser took 0.37 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 15:56:19,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5714.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:19,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 1719.68 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 875.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 144.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:19,283 INFO L168 Benchmark]: Boogie Preprocessor took 1276.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.7 MB in the beginning and 808.4 MB in the end (delta: 67.3 MB). Peak memory consumption was 67.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:19,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5714.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1719.68 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 875.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 144.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1276.80 ms. Allocated memory is still 1.0 GB. Free memory was 875.7 MB in the beginning and 808.4 MB in the end (delta: 67.3 MB). Peak memory consumption was 67.3 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 15:56:23,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:23,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:23,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:23,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:23,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:23,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:23,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:23,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:23,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:23,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:23,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:23,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:23,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:23,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:23,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:23,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:23,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:23,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:23,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:23,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:23,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:23,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:23,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:23,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:23,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:23,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:23,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:23,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:23,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:23,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:23,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:23,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:23,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:23,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:23,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:23,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:23,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:23,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:23,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:23,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:23,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:23,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:23,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:23,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:23,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:23,445 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:23,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:23,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:23,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:23,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:23,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:23,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:23,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:23,451 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:23,455 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:23,455 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:23,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:23,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:23,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:23,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:23,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:23,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:23,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:23,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:23,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:23,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:23,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:23,460 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:23,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:23,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:23,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:23,464 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 -> 5d10ec1e9a6f08f777a45cd670e56b737c0b75d8 [2019-11-27 15:56:24,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:24,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:24,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:24,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:24,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:24,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-27 15:56:24,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90ab5b9f6/b5612b5dde974403ab8134e2868bfd58/FLAG5a5b6c17d [2019-11-27 15:56:26,115 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:26,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label01.c [2019-11-27 15:56:26,225 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90ab5b9f6/b5612b5dde974403ab8134e2868bfd58/FLAG5a5b6c17d [2019-11-27 15:56:26,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90ab5b9f6/b5612b5dde974403ab8134e2868bfd58 [2019-11-27 15:56:26,590 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:26,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:26,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:26,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:26,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:26,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a4f693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:26, skipping insertion in model container [2019-11-27 15:56:26,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:26" (1/1) ... [2019-11-27 15:56:26,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:26,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:30,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:30,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:32,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:32,469 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:32,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32 WrapperNode [2019-11-27 15:56:32,473 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:32,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:32,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:32,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:32,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:32,883 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:33,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:33,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:33,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:33,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:33,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:32" (1/1) ... [2019-11-27 15:56:34,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:34,064 INFO L168 Benchmark]: Toolchain (without parser) took 7463.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 888.3 MB in the end (delta: 61.9 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,065 INFO L168 Benchmark]: CDTParser took 2.66 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:56:34,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5874.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 720.9 MB in the end (delta: 229.4 MB). Peak memory consumption was 229.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 919.14 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 922.3 MB in the end (delta: -201.4 MB). Peak memory consumption was 42.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,077 INFO L168 Benchmark]: Boogie Preprocessor took 661.12 ms. Allocated memory is still 1.0 GB. Free memory was 922.3 MB in the beginning and 888.3 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:34,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.66 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 5874.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 720.9 MB in the end (delta: 229.4 MB). Peak memory consumption was 229.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 919.14 ms. Allocated memory is still 1.0 GB. Free memory was 720.9 MB in the beginning and 922.3 MB in the end (delta: -201.4 MB). Peak memory consumption was 42.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 661.12 ms. Allocated memory is still 1.0 GB. Free memory was 922.3 MB in the beginning and 888.3 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...