./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label02.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/Problem05_label02.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 3b40d95c019e2b5431528b82068adb6eb6213e86 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label02.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 3b40d95c019e2b5431528b82068adb6eb6213e86 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:45:00,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:00,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:00,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:00,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:00,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:00,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:00,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:00,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:00,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:00,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:00,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:00,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:00,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:00,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:00,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:00,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:00,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:00,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:00,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:00,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:00,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:00,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:00,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:00,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:00,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:00,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:00,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:00,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:00,594 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:00,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:00,598 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:00,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:00,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:00,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:00,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:00,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:00,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:00,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:00,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:00,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:00,618 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:00,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:00,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:00,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:00,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:00,666 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:00,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:00,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:00,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:00,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:00,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:00,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:00,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:00,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:00,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:00,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:00,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:00,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:00,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:00,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:00,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:00,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:00,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:00,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:00,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:00,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:00,680 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:00,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:00,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:00,682 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 -> 3b40d95c019e2b5431528b82068adb6eb6213e86 [2019-11-27 15:45:01,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:01,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:01,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:01,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:01,307 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:01,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label02.c [2019-11-27 15:45:01,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cde3c1703/1c62d783ca034893ad3c204d594f4f3b/FLAG5649ce3e2 [2019-11-27 15:45:03,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:03,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label02.c [2019-11-27 15:45:03,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cde3c1703/1c62d783ca034893ad3c204d594f4f3b/FLAG5649ce3e2 [2019-11-27 15:45:03,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cde3c1703/1c62d783ca034893ad3c204d594f4f3b [2019-11-27 15:45:03,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:03,964 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:03,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:03,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:03,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:03,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03, skipping insertion in model container [2019-11-27 15:45:03,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:04,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:04,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:09,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:09,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:12,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:12,718 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:12,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12 WrapperNode [2019-11-27 15:45:12,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:12,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:12,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:12,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:12,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:12,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:13,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:13,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:13,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:13,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:13,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:13,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:13,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:13,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:13,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:13,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:14,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:12" (1/1) ... [2019-11-27 15:45:14,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:14,337 INFO L168 Benchmark]: Toolchain (without parser) took 10366.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 742.7 MB in the end (delta: 196.0 MB). Peak memory consumption was 196.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:14,338 INFO L168 Benchmark]: CDTParser took 0.37 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 15:45:14,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8751.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 879.1 MB in the end (delta: 59.6 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:14,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 697.70 ms. Allocated memory is still 1.0 GB. Free memory was 879.1 MB in the beginning and 800.4 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:14,348 INFO L168 Benchmark]: Boogie Preprocessor took 908.45 ms. Allocated memory is still 1.0 GB. Free memory was 800.4 MB in the beginning and 742.7 MB in the end (delta: 57.7 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:14,359 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8751.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 879.1 MB in the end (delta: 59.6 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 697.70 ms. Allocated memory is still 1.0 GB. Free memory was 879.1 MB in the beginning and 800.4 MB in the end (delta: 78.7 MB). Peak memory consumption was 78.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 908.45 ms. Allocated memory is still 1.0 GB. Free memory was 800.4 MB in the beginning and 742.7 MB in the end (delta: 57.7 MB). Peak memory consumption was 57.7 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 15:45:18,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:18,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:18,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:18,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:18,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:18,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:18,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:18,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:18,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:18,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:18,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:18,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:18,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:18,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:18,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:18,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:18,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:18,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:18,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:18,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:18,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:18,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:18,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:18,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:18,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:18,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:18,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:18,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:18,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:18,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:18,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:18,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:18,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:18,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:18,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:18,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:18,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:18,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:18,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:18,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:18,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:18,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:18,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:18,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:18,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:18,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:18,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:18,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:18,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:18,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:18,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:18,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:18,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:18,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:18,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:18,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:18,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:18,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:18,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:18,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:18,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:18,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:18,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:18,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:18,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:18,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:18,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:18,544 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:18,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:18,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:18,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:18,548 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 -> 3b40d95c019e2b5431528b82068adb6eb6213e86 [2019-11-27 15:45:19,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:19,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:19,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:19,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:19,141 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:19,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label02.c [2019-11-27 15:45:19,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca5fba5ab/50a3827d01b14d0d9002f8ecb2a0e85a/FLAGda368bb9b [2019-11-27 15:45:21,429 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:21,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label02.c [2019-11-27 15:45:21,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca5fba5ab/50a3827d01b14d0d9002f8ecb2a0e85a/FLAGda368bb9b [2019-11-27 15:45:21,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca5fba5ab/50a3827d01b14d0d9002f8ecb2a0e85a [2019-11-27 15:45:21,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:21,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:21,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:21,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:21,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:21,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:21" (1/1) ... [2019-11-27 15:45:21,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:21, skipping insertion in model container [2019-11-27 15:45:21,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:21" (1/1) ... [2019-11-27 15:45:21,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:22,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:27,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:27,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:30,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:30,260 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:30,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30 WrapperNode [2019-11-27 15:45:30,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:30,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:30,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:30,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:30,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:30,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:30,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:30,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:30,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:30,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:30,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:30,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,158 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:30" (1/1) ... [2019-11-27 15:45:31,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:31,882 INFO L168 Benchmark]: Toolchain (without parser) took 10238.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 721.5 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:31,883 INFO L168 Benchmark]: CDTParser took 0.41 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 15:45:31,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8614.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 855.8 MB in the end (delta: 82.8 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:31,889 INFO L168 Benchmark]: Boogie Procedure Inliner took 720.25 ms. Allocated memory is still 1.0 GB. Free memory was 855.8 MB in the beginning and 777.2 MB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:31,895 INFO L168 Benchmark]: Boogie Preprocessor took 885.73 ms. Allocated memory is still 1.0 GB. Free memory was 777.2 MB in the beginning and 721.5 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:31,905 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 8614.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 855.8 MB in the end (delta: 82.8 MB). Peak memory consumption was 274.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 720.25 ms. Allocated memory is still 1.0 GB. Free memory was 855.8 MB in the beginning and 777.2 MB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 885.73 ms. Allocated memory is still 1.0 GB. Free memory was 777.2 MB in the beginning and 721.5 MB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...